Home / 536,123.92-739,856.15-294,411.55

Finding the Fourth Proportional to 536,123.92, 739,856.15 and 294,411.55

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Solution

The fourth proportional to 536,123.92, 739,856.15 and 294,411.55 is: 406,290.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,123.92 : 739,856.15 = 294,411.55 : x
  2. Step 2: Convert to fraction form
    536,123.92/739,856.15 = 294,411.55/x
  3. Step 3: Cross multiply
    536,123.92x = 739,856.15 × 294,411.55
  4. Step 4: Simplify right side
    536,123.92x = 217,822,195,898.53
  5. Step 5: Solve for x
    x = 217,822,195,898.53/536,123.92
  6. Step 6: Final answer
    x = 406,290.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.