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Finding the Fourth Proportional to 485,633.41, 728,006.33 and 169,918.09

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Solution

The fourth proportional to 485,633.41, 728,006.33 and 169,918.09 is: 254,721.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,633.41 : 728,006.33 = 169,918.09 : x
  2. Step 2: Convert to fraction form
    485,633.41/728,006.33 = 169,918.09/x
  3. Step 3: Cross multiply
    485,633.41x = 728,006.33 × 169,918.09
  4. Step 4: Simplify right side
    485,633.41x = 123,701,443,706.29
  5. Step 5: Solve for x
    x = 123,701,443,706.29/485,633.41
  6. Step 6: Final answer
    x = 254,721.86

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