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Finding the Third Proportional to 20,438 and 44,101

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Solution

The third proportional to 20,438 and 44,101 is: 95,160.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,438 : 44,101 = 44,101 : x
  2. Step 2: Convert to fraction form
    20,438/44,101 = 44,101/x
  3. Step 3: Cross multiply
    20,438x = 44,101 × 44,101
  4. Step 4: Simplify right side
    20,438x = 1,944,898,201
  5. Step 5: Solve for x
    x = 1,944,898,201/20,438
  6. Step 6: Final answer
    x = 95,160.89

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.