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Finding the Third Proportional to 63,357.75 and 137,666.25

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Solution

The third proportional to 63,357.75 and 137,666.25 is: 299,126.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,357.75 : 137,666.25 = 137,666.25 : x
  2. Step 2: Convert to fraction form
    63,357.75/137,666.25 = 137,666.25/x
  3. Step 3: Cross multiply
    63,357.75x = 137,666.25 × 137,666.25
  4. Step 4: Simplify right side
    63,357.75x = 18,951,996,389.06
  5. Step 5: Solve for x
    x = 18,951,996,389.06/63,357.75
  6. Step 6: Final answer
    x = 299,126.73

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.