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: [86.628, 157.229]
Example Output: [0.355 0.645]

Example Input: [-28.121, 170.168, 119.594, -52.937, -28.834, 42.183, -43.168, -93.008]
Example Output: [-0.327  1.982  1.393 -0.616 -0.336  0.491 -0.503 -1.083]

Example Input: [171.284, 210.322, 24.736, -60.16, 26.608, 87.698, -81.165]
Example Output:
[ 0.452  0.554  0.065 -0.159  0.07   0.231 -0.214]