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Finding the Third Proportional to 87,437 and 180,480

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Solution

The third proportional to 87,437 and 180,480 is: 372,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,437 : 180,480 = 180,480 : x
  2. Step 2: Convert to fraction form
    87,437/180,480 = 180,480/x
  3. Step 3: Cross multiply
    87,437x = 180,480 × 180,480
  4. Step 4: Simplify right side
    87,437x = 32,573,030,400
  5. Step 5: Solve for x
    x = 32,573,030,400/87,437
  6. Step 6: Final answer
    x = 372,531.43

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.