Quantitative Problem: You are holding a portfolio with the following investments and betas: Stock Dollar investment Beta A $300,000 1.15 B 100,000 1.5 C 400,000 0.8 D 200,000 -0.35 Total investment 1,000,000 The market's required return is 11% and the risk-free rate is 3%. What is the portfolio's required return? Round your answer to 3 decimal places. Do not round intermediate calculations.