Hunter invested \( \$ 580 \) in an account paying an interest rate of \( 4.6 \% \) compounded monthly, Assuming no deposits or withdrawals are made, how much money, to the nearest dollar, would be in the account after 19 years?
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Beyond the Answer
To calculate the future value of Hunter's investment, we can use the formula for compound interest: \[ A = P \left(1 + \frac{r}{n}\right)^{nt} \] Where: - \( A \) is the amount of money accumulated after n years, including interest. - \( P \) is the principal amount (the initial money). - \( r \) is the annual interest rate (decimal). - \( n \) is the number of times that interest is compounded per year. - \( t \) is the number of years the money is invested. Plugging in the values: - \( P = 580 \) - \( r = 0.046 \) - \( n = 12 \) (monthly compounding) - \( t = 19 \) We get: \[ A = 580 \left(1 + \frac{0.046}{12}\right)^{12 \times 19} \] Calculating the inside of the parentheses: \[ A = 580 \left(1 + 0.00383333\right)^{228} \] \[ A = 580 \left(1.00383333\right)^{228} \] Now calculating \( (1.00383333)^{228} \): \[ (1.00383333)^{228} \approx 2.4846 \] Finally, substituting back into the formula: \[ A \approx 580 \times 2.4846 \] \[ A \approx 1440.06 \] Rounding to the nearest dollar, the amount in the account after 19 years would be approximately \( \$ 1440 \).
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