Sarah is planning a road trip. She drives at an average speed of 60 miles per hour. On the first day, she drives for 3 hours. On the second day, she drives for 4 hours. On the third day, she plans to drive 50% more time than she drove on the second day. How many total miles will Sarah have driven by the end of the third day? Let's think step by step and output the final answer within \boxed{}.
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