Instructions: In this task, you will be given a list of numbers. The goal is to divide all the numbers in the list by a constant such that the sum of the resulting list is 1. The output should be rounded to 3 decimals.
Input: [218.787, 59.666, 19.94, 34.741, 217.328, 197.503, 41.283]
Output:
[0.277 0.076 0.025 0.044 0.275 0.25  0.052]