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Finding the Fourth Proportional to 840,450.48, 1,260,909 and 466,735.92

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Solution

The fourth proportional to 840,450.48, 1,260,909 and 466,735.92 is: 700,233.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,450.48 : 1,260,909 = 466,735.92 : x
  2. Step 2: Convert to fraction form
    840,450.48/1,260,909 = 466,735.92/x
  3. Step 3: Cross multiply
    840,450.48x = 1,260,909 × 466,735.92
  4. Step 4: Simplify right side
    840,450.48x = 588,511,522,151.28
  5. Step 5: Solve for x
    x = 588,511,522,151.28/840,450.48
  6. Step 6: Final answer
    x = 700,233.43

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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.