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Finding the Third Proportional to 332,376.50 and 498,439

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Solution

The third proportional to 332,376.50 and 498,439 is: 747,469.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,376.50 : 498,439 = 498,439 : x
  2. Step 2: Convert to fraction form
    332,376.50/498,439 = 498,439/x
  3. Step 3: Cross multiply
    332,376.50x = 498,439 × 498,439
  4. Step 4: Simplify right side
    332,376.50x = 248,441,436,721
  5. Step 5: Solve for x
    x = 248,441,436,721/332,376.50
  6. Step 6: Final answer
    x = 747,469.92

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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.