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Finding the Third Proportional to 28,379 and 41,563

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Solution

The third proportional to 28,379 and 41,563 is: 60,871.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,379 : 41,563 = 41,563 : x
  2. Step 2: Convert to fraction form
    28,379/41,563 = 41,563/x
  3. Step 3: Cross multiply
    28,379x = 41,563 × 41,563
  4. Step 4: Simplify right side
    28,379x = 1,727,482,969
  5. Step 5: Solve for x
    x = 1,727,482,969/28,379
  6. Step 6: Final answer
    x = 60,871.88

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.