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Finding the Fourth Proportional to 468,617.85, 646,691.47 and 253,757.90

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Solution

The fourth proportional to 468,617.85, 646,691.47 and 253,757.90 is: 350,185.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,617.85 : 646,691.47 = 253,757.90 : x
  2. Step 2: Convert to fraction form
    468,617.85/646,691.47 = 253,757.90/x
  3. Step 3: Cross multiply
    468,617.85x = 646,691.47 × 253,757.90
  4. Step 4: Simplify right side
    468,617.85x = 164,103,070,357.45
  5. Step 5: Solve for x
    x = 164,103,070,357.45/468,617.85
  6. Step 6: Final answer
    x = 350,185.27

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