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Finding the Third Proportional to 10,432.50 and 15,906

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Solution

The third proportional to 10,432.50 and 15,906 is: 24,251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.50 : 15,906 = 15,906 : x
  2. Step 2: Convert to fraction form
    10,432.50/15,906 = 15,906/x
  3. Step 3: Cross multiply
    10,432.50x = 15,906 × 15,906
  4. Step 4: Simplify right side
    10,432.50x = 253,000,836
  5. Step 5: Solve for x
    x = 253,000,836/10,432.50
  6. Step 6: Final answer
    x = 24,251.22

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.