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Finding the Third Proportional to 36,828 and 57,422

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Solution

The third proportional to 36,828 and 57,422 is: 89,532.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,828 : 57,422 = 57,422 : x
  2. Step 2: Convert to fraction form
    36,828/57,422 = 57,422/x
  3. Step 3: Cross multiply
    36,828x = 57,422 × 57,422
  4. Step 4: Simplify right side
    36,828x = 3,297,286,084
  5. Step 5: Solve for x
    x = 3,297,286,084/36,828
  6. Step 6: Final answer
    x = 89,532.04

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.