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Finding the Fourth Proportional to 415,659.28, 623,489.04 and 100,116.04

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Solution

The fourth proportional to 415,659.28, 623,489.04 and 100,116.04 is: 150,174.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,659.28 : 623,489.04 = 100,116.04 : x
  2. Step 2: Convert to fraction form
    415,659.28/623,489.04 = 100,116.04/x
  3. Step 3: Cross multiply
    415,659.28x = 623,489.04 × 100,116.04
  4. Step 4: Simplify right side
    415,659.28x = 62,421,253,668.20
  5. Step 5: Solve for x
    x = 62,421,253,668.20/415,659.28
  6. Step 6: Final answer
    x = 150,174.09

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