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Finding the Third Proportional to 38,297 and 57,486

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Solution

The third proportional to 38,297 and 57,486 is: 86,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,297 : 57,486 = 57,486 : x
  2. Step 2: Convert to fraction form
    38,297/57,486 = 57,486/x
  3. Step 3: Cross multiply
    38,297x = 57,486 × 57,486
  4. Step 4: Simplify right side
    38,297x = 3,304,640,196
  5. Step 5: Solve for x
    x = 3,304,640,196/38,297
  6. Step 6: Final answer
    x = 86,289.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.