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Finding the Third Proportional to 80,748 and 123,948

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Solution

The third proportional to 80,748 and 123,948 is: 190,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,748 : 123,948 = 123,948 : x
  2. Step 2: Convert to fraction form
    80,748/123,948 = 123,948/x
  3. Step 3: Cross multiply
    80,748x = 123,948 × 123,948
  4. Step 4: Simplify right side
    80,748x = 15,363,106,704
  5. Step 5: Solve for x
    x = 15,363,106,704/80,748
  6. Step 6: Final answer
    x = 190,259.90

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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.