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Finding the Third Proportional to 40,717.50 and 88,395

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Solution

The third proportional to 40,717.50 and 88,395 is: 191,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,717.50 : 88,395 = 88,395 : x
  2. Step 2: Convert to fraction form
    40,717.50/88,395 = 88,395/x
  3. Step 3: Cross multiply
    40,717.50x = 88,395 × 88,395
  4. Step 4: Simplify right side
    40,717.50x = 7,813,676,025
  5. Step 5: Solve for x
    x = 7,813,676,025/40,717.50
  6. Step 6: Final answer
    x = 191,899.70

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.