Consider the following spot interest rates for maturities of one, two, three, and four years. r1=4.3rzr2=4.98r3=5.6zr4=6.48 What are the following forward rates, where f1,k refers to a forward rate for the period beginning in one year and extending for k years? (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places.)