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Finding the Third Proportional to 8,127 and 11,926

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Solution

The third proportional to 8,127 and 11,926 is: 17,500.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127 : 11,926 = 11,926 : x
  2. Step 2: Convert to fraction form
    8,127/11,926 = 11,926/x
  3. Step 3: Cross multiply
    8,127x = 11,926 × 11,926
  4. Step 4: Simplify right side
    8,127x = 142,229,476
  5. Step 5: Solve for x
    x = 142,229,476/8,127
  6. Step 6: Final answer
    x = 17,500.86

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.