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Finding the Third Proportional to 8,952 and 13,939

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Solution

The third proportional to 8,952 and 13,939 is: 21,704.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952 : 13,939 = 13,939 : x
  2. Step 2: Convert to fraction form
    8,952/13,939 = 13,939/x
  3. Step 3: Cross multiply
    8,952x = 13,939 × 13,939
  4. Step 4: Simplify right side
    8,952x = 194,295,721
  5. Step 5: Solve for x
    x = 194,295,721/8,952
  6. Step 6: Final answer
    x = 21,704.17

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.