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Finding the Third Proportional to 28,897 and 62,105

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Solution

The third proportional to 28,897 and 62,105 is: 133,475.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897 : 62,105 = 62,105 : x
  2. Step 2: Convert to fraction form
    28,897/62,105 = 62,105/x
  3. Step 3: Cross multiply
    28,897x = 62,105 × 62,105
  4. Step 4: Simplify right side
    28,897x = 3,857,031,025
  5. Step 5: Solve for x
    x = 3,857,031,025/28,897
  6. Step 6: Final answer
    x = 133,475.14

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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.