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Finding the Third Proportional to 12,344 and 18,884

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Solution

The third proportional to 12,344 and 18,884 is: 28,888.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344 : 18,884 = 18,884 : x
  2. Step 2: Convert to fraction form
    12,344/18,884 = 18,884/x
  3. Step 3: Cross multiply
    12,344x = 18,884 × 18,884
  4. Step 4: Simplify right side
    12,344x = 356,605,456
  5. Step 5: Solve for x
    x = 356,605,456/12,344
  6. Step 6: Final answer
    x = 28,888.97

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Why These Related Problems?

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