Find the final amount in the following retirement account, in which the rate of return on the account and the regular contribution change over time. $443 per month invested at 4%, compounded monthly, for 6 years; then $700 per month invested at 7%, compounded monthly, for 6 years. . What is the amount in the account after 12 years? (Round to the nearest dollar as needed.) Help me solve this View an example Get more help Clear all Check