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Finding the Third Proportional to 31,706 and 48,926

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Solution

The third proportional to 31,706 and 48,926 is: 75,498.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,706 : 48,926 = 48,926 : x
  2. Step 2: Convert to fraction form
    31,706/48,926 = 48,926/x
  3. Step 3: Cross multiply
    31,706x = 48,926 × 48,926
  4. Step 4: Simplify right side
    31,706x = 2,393,753,476
  5. Step 5: Solve for x
    x = 2,393,753,476/31,706
  6. Step 6: Final answer
    x = 75,498.44

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.