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Finding the Third Proportional to 63,555 and 136,281

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Solution

The third proportional to 63,555 and 136,281 is: 292,227.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,555 : 136,281 = 136,281 : x
  2. Step 2: Convert to fraction form
    63,555/136,281 = 136,281/x
  3. Step 3: Cross multiply
    63,555x = 136,281 × 136,281
  4. Step 4: Simplify right side
    63,555x = 18,572,510,961
  5. Step 5: Solve for x
    x = 18,572,510,961/63,555
  6. Step 6: Final answer
    x = 292,227.38

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.