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Finding the Third Proportional to 15,074 and 22,175

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Solution

The third proportional to 15,074 and 22,175 is: 32,621.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,074 : 22,175 = 22,175 : x
  2. Step 2: Convert to fraction form
    15,074/22,175 = 22,175/x
  3. Step 3: Cross multiply
    15,074x = 22,175 × 22,175
  4. Step 4: Simplify right side
    15,074x = 491,730,625
  5. Step 5: Solve for x
    x = 491,730,625/15,074
  6. Step 6: Final answer
    x = 32,621.11

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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.