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Finding the Third Proportional to 60,486 and 79,065

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Solution

The third proportional to 60,486 and 79,065 is: 103,350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,486 : 79,065 = 79,065 : x
  2. Step 2: Convert to fraction form
    60,486/79,065 = 79,065/x
  3. Step 3: Cross multiply
    60,486x = 79,065 × 79,065
  4. Step 4: Simplify right side
    60,486x = 6,251,274,225
  5. Step 5: Solve for x
    x = 6,251,274,225/60,486
  6. Step 6: Final answer
    x = 103,350.76

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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.