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Finding the Fourth Proportional to 437,793.30, 656,325.45 and 185,267.70

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Solution

The fourth proportional to 437,793.30, 656,325.45 and 185,267.70 is: 277,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,793.30 : 656,325.45 = 185,267.70 : x
  2. Step 2: Convert to fraction form
    437,793.30/656,325.45 = 185,267.70/x
  3. Step 3: Cross multiply
    437,793.30x = 656,325.45 × 185,267.70
  4. Step 4: Simplify right side
    437,793.30x = 121,595,906,572.97
  5. Step 5: Solve for x
    x = 121,595,906,572.97/437,793.30
  6. Step 6: Final answer
    x = 277,747.30

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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.