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Finding the Third Proportional to 80,748 and 125,028

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Solution

The third proportional to 80,748 and 125,028 is: 193,589.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,748 : 125,028 = 125,028 : x
  2. Step 2: Convert to fraction form
    80,748/125,028 = 125,028/x
  3. Step 3: Cross multiply
    80,748x = 125,028 × 125,028
  4. Step 4: Simplify right side
    80,748x = 15,632,000,784
  5. Step 5: Solve for x
    x = 15,632,000,784/80,748
  6. Step 6: Final answer
    x = 193,589.94

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.