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Finding the Third Proportional to 10,860 and 22,251

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Solution

The third proportional to 10,860 and 22,251 is: 45,589.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860 : 22,251 = 22,251 : x
  2. Step 2: Convert to fraction form
    10,860/22,251 = 22,251/x
  3. Step 3: Cross multiply
    10,860x = 22,251 × 22,251
  4. Step 4: Simplify right side
    10,860x = 495,107,001
  5. Step 5: Solve for x
    x = 495,107,001/10,860
  6. Step 6: Final answer
    x = 45,589.96

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.