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: [37.56, 31.057, 59.096, -46.118, 99.306, 103.058, -66.785, 166.311]
Example Output: [ 0.098  0.081  0.154 -0.12   0.259  0.269 -0.174  0.434]

Example Input: [69.647, 140.02, 236.936]
Example Output: [0.156 0.314 0.531]

Example Input: [171.926, 67.78, 52.992, 243.844, 71.494, -40.871, 237.547, -91.23]
Example Output:
[ 0.241  0.095  0.074  0.342  0.1   -0.057  0.333 -0.128]