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Finding the Third Proportional to 58,874 and 127,138

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Solution

The third proportional to 58,874 and 127,138 is: 274,553.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,874 : 127,138 = 127,138 : x
  2. Step 2: Convert to fraction form
    58,874/127,138 = 127,138/x
  3. Step 3: Cross multiply
    58,874x = 127,138 × 127,138
  4. Step 4: Simplify right side
    58,874x = 16,164,071,044
  5. Step 5: Solve for x
    x = 16,164,071,044/58,874
  6. Step 6: Final answer
    x = 274,553.64

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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.