Check my work Assume that you contribute $290 per month to a retirement plan for 20 years. Then you are able to increase the contribution to $490 per month for the next 30 years. Given a 60 percent interest rate, what is the value of your retirement plan after the 50 years? (Do not round Intermediate calculations and round your final answer to 2 decimal places.) points Future Value of plane ts 1575.15400