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.

Example Input: [7.815, -18.675, -80.473, 178.265, 227.153, -67.161]
Example Output: [ 0.032 -0.076 -0.326  0.722  0.92  -0.272]

Example Input: [142.936, 123.779, 60.865, 200.432, -26.579, 17.68, 110.174, 40.216, 67.654, 227.097]
Example Output: [ 0.148  0.128  0.063  0.208 -0.028  0.018  0.114  0.042  0.07   0.236]

Example Input: [-71.278, 43.63, 90.263, 5.61, 59.485, 80.74, 137.446]
Example Output:
[-0.206  0.126  0.261  0.016  0.172  0.233  0.397]