In Sebastian's statistics class, the final grade is a weighted mean of a homework grade, three midterm exam grades, and a final exam grade. The homework counts for 15% of the final grade, each midterm counts for 19%, and the final exam counts for 28%. Jacob got a score of 46 on the homework 52, 44 and 55 on the three midterms, and 41 on the final. What is Jacob's final grade? Round to 1 decimal place, if necessary. The final grade is