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Finding the Fourth Proportional to 619,301.61, 927,640.11 and 467,873.73

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Solution

The fourth proportional to 619,301.61, 927,640.11 and 467,873.73 is: 700,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,301.61 : 927,640.11 = 467,873.73 : x
  2. Step 2: Convert to fraction form
    619,301.61/927,640.11 = 467,873.73/x
  3. Step 3: Cross multiply
    619,301.61x = 927,640.11 × 467,873.73
  4. Step 4: Simplify right side
    619,301.61x = 434,018,438,363.31
  5. Step 5: Solve for x
    x = 434,018,438,363.31/619,301.61
  6. Step 6: Final answer
    x = 700,819.17

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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.