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Finding the Third Proportional to 10,389 and 24,519

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Solution

The third proportional to 10,389 and 24,519 is: 57,867.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389 : 24,519 = 24,519 : x
  2. Step 2: Convert to fraction form
    10,389/24,519 = 24,519/x
  3. Step 3: Cross multiply
    10,389x = 24,519 × 24,519
  4. Step 4: Simplify right side
    10,389x = 601,181,361
  5. Step 5: Solve for x
    x = 601,181,361/10,389
  6. Step 6: Final answer
    x = 57,867.11

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.