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Finding the Third Proportional to 60,488 and 79,068

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Solution

The third proportional to 60,488 and 79,068 is: 103,355.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,488 : 79,068 = 79,068 : x
  2. Step 2: Convert to fraction form
    60,488/79,068 = 79,068/x
  3. Step 3: Cross multiply
    60,488x = 79,068 × 79,068
  4. Step 4: Simplify right side
    60,488x = 6,251,748,624
  5. Step 5: Solve for x
    x = 6,251,748,624/60,488
  6. Step 6: Final answer
    x = 103,355.19

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.