mr. johnson has a thirty-year mortgage with end-of-month payments. it has a nominal quarterly interest rate of 4.7% during the first three years and a nominal monthly interest rate of 5.5% for the remaining twenty-seven years. the repayment schedule shows level payments except for a final slightly reduced payment. the amount financed is $180,000. find the amount of each of the first 359 payments. (round your answer up to the nearest cent.)