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Finding the Third Proportional to 11,392.50 and 24,489

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Solution

The third proportional to 11,392.50 and 24,489 is: 52,640.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392.50 : 24,489 = 24,489 : x
  2. Step 2: Convert to fraction form
    11,392.50/24,489 = 24,489/x
  3. Step 3: Cross multiply
    11,392.50x = 24,489 × 24,489
  4. Step 4: Simplify right side
    11,392.50x = 599,711,121
  5. Step 5: Solve for x
    x = 599,711,121/11,392.50
  6. Step 6: Final answer
    x = 52,640.87

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.