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Finding the Third Proportional to 45,754.50 and 99,231

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Solution

The third proportional to 45,754.50 and 99,231 is: 215,209.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,754.50 : 99,231 = 99,231 : x
  2. Step 2: Convert to fraction form
    45,754.50/99,231 = 99,231/x
  3. Step 3: Cross multiply
    45,754.50x = 99,231 × 99,231
  4. Step 4: Simplify right side
    45,754.50x = 9,846,791,361
  5. Step 5: Solve for x
    x = 9,846,791,361/45,754.50
  6. Step 6: Final answer
    x = 215,209.24

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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.