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Finding the Third Proportional to 87,363 and 187,200

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Solution

The third proportional to 87,363 and 187,200 is: 401,129.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,363 : 187,200 = 187,200 : x
  2. Step 2: Convert to fraction form
    87,363/187,200 = 187,200/x
  3. Step 3: Cross multiply
    87,363x = 187,200 × 187,200
  4. Step 4: Simplify right side
    87,363x = 35,043,840,000
  5. Step 5: Solve for x
    x = 35,043,840,000/87,363
  6. Step 6: Final answer
    x = 401,129.08

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.