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Finding the Third Proportional to 21,877 and 44,676

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Solution

The third proportional to 21,877 and 44,676 is: 91,234.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,877 : 44,676 = 44,676 : x
  2. Step 2: Convert to fraction form
    21,877/44,676 = 44,676/x
  3. Step 3: Cross multiply
    21,877x = 44,676 × 44,676
  4. Step 4: Simplify right side
    21,877x = 1,995,944,976
  5. Step 5: Solve for x
    x = 1,995,944,976/21,877
  6. Step 6: Final answer
    x = 91,234.86

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.