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Finding the Fourth Proportional to 337,257.45, 506,135.70 and 159,764.85

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Solution

The fourth proportional to 337,257.45, 506,135.70 and 159,764.85 is: 239,765.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,257.45 : 506,135.70 = 159,764.85 : x
  2. Step 2: Convert to fraction form
    337,257.45/506,135.70 = 159,764.85/x
  3. Step 3: Cross multiply
    337,257.45x = 506,135.70 × 159,764.85
  4. Step 4: Simplify right side
    337,257.45x = 80,862,694,190.15
  5. Step 5: Solve for x
    x = 80,862,694,190.15/337,257.45
  6. Step 6: Final answer
    x = 239,765.48

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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.