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Finding the Fourth Proportional to 307,562.20, 423,805.98 and 226,861.90

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Solution

The fourth proportional to 307,562.20, 423,805.98 and 226,861.90 is: 312,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,562.20 : 423,805.98 = 226,861.90 : x
  2. Step 2: Convert to fraction form
    307,562.20/423,805.98 = 226,861.90/x
  3. Step 3: Cross multiply
    307,562.20x = 423,805.98 × 226,861.90
  4. Step 4: Simplify right side
    307,562.20x = 96,145,429,854.16
  5. Step 5: Solve for x
    x = 96,145,429,854.16/307,562.20
  6. Step 6: Final answer
    x = 312,604.83

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