A cyclist is training for a race by riding on a circular track. The total distance around the track is 10 kilometers. She plans to complete 5 laps. After riding 3 laps, she decides to take a break. During her break, she realizes she has completed 60% of her total planned distance. How many more kilometers does she need to ride to finish her training? Let's think step by step and output the final answer within \boxed{}.
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