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Finding the Third Proportional to 5,554 and 12,079

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Solution

The third proportional to 5,554 and 12,079 is: 26,269.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554 : 12,079 = 12,079 : x
  2. Step 2: Convert to fraction form
    5,554/12,079 = 12,079/x
  3. Step 3: Cross multiply
    5,554x = 12,079 × 12,079
  4. Step 4: Simplify right side
    5,554x = 145,902,241
  5. Step 5: Solve for x
    x = 145,902,241/5,554
  6. Step 6: Final answer
    x = 26,269.76

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.