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Finding the Fourth Proportional to 626,774.80, 940,535.68 and 227,446.72

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Solution

The fourth proportional to 626,774.80, 940,535.68 and 227,446.72 is: 341,305.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,774.80 : 940,535.68 = 227,446.72 : x
  2. Step 2: Convert to fraction form
    626,774.80/940,535.68 = 227,446.72/x
  3. Step 3: Cross multiply
    626,774.80x = 940,535.68 × 227,446.72
  4. Step 4: Simplify right side
    626,774.80x = 213,921,755,458.97
  5. Step 5: Solve for x
    x = 213,921,755,458.97/626,774.80
  6. Step 6: Final answer
    x = 341,305.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.