Imprudential, Inc., has an unfunded pension liability of $580 million that must be paid in 15 years. To assess the value of the firm's stock, financial analysts want to discount this liability back to the present. If the relevant discount rate is 7.3 percent, what is the present value of this liability? (Do not round intermediate calculations and enter your answer in dollars, not millions, rounded to 2 decimal places, e.g., 1,234,567.89) Present value Your coin collection contains 55 1952 silver dollars. If your grandparents purchased them for their face value when they were new, how much will your collection be worth when you retire in 2065, assuming they appreciate at an annual rate of 4.6 percent? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Future value