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Finding the Third Proportional to 113,727 and 168,372

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Solution

The third proportional to 113,727 and 168,372 is: 249,273.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,727 : 168,372 = 168,372 : x
  2. Step 2: Convert to fraction form
    113,727/168,372 = 168,372/x
  3. Step 3: Cross multiply
    113,727x = 168,372 × 168,372
  4. Step 4: Simplify right side
    113,727x = 28,349,130,384
  5. Step 5: Solve for x
    x = 28,349,130,384/113,727
  6. Step 6: Final answer
    x = 249,273.53

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.