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Finding the Third Proportional to 38,338 and 83,425

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Solution

The third proportional to 38,338 and 83,425 is: 181,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,338 : 83,425 = 83,425 : x
  2. Step 2: Convert to fraction form
    38,338/83,425 = 83,425/x
  3. Step 3: Cross multiply
    38,338x = 83,425 × 83,425
  4. Step 4: Simplify right side
    38,338x = 6,959,730,625
  5. Step 5: Solve for x
    x = 6,959,730,625/38,338
  6. Step 6: Final answer
    x = 181,536.09

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.