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Finding the Fourth Proportional to 332,747.60, 499,205.60 and 92,861.46

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Solution

The fourth proportional to 332,747.60, 499,205.60 and 92,861.46 is: 139,315.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,747.60 : 499,205.60 = 92,861.46 : x
  2. Step 2: Convert to fraction form
    332,747.60/499,205.60 = 92,861.46/x
  3. Step 3: Cross multiply
    332,747.60x = 499,205.60 × 92,861.46
  4. Step 4: Simplify right side
    332,747.60x = 46,356,960,856.18
  5. Step 5: Solve for x
    x = 46,356,960,856.18/332,747.60
  6. Step 6: Final answer
    x = 139,315.69

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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.