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Finding the Third Proportional to 63,842 and 137,293

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Solution

The third proportional to 63,842 and 137,293 is: 295,250.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,842 : 137,293 = 137,293 : x
  2. Step 2: Convert to fraction form
    63,842/137,293 = 137,293/x
  3. Step 3: Cross multiply
    63,842x = 137,293 × 137,293
  4. Step 4: Simplify right side
    63,842x = 18,849,367,849
  5. Step 5: Solve for x
    x = 18,849,367,849/63,842
  6. Step 6: Final answer
    x = 295,250.27

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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.