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Finding the Third Proportional to 45,463.50 and 99,186.75

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Solution

The third proportional to 45,463.50 and 99,186.75 is: 216,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,463.50 : 99,186.75 = 99,186.75 : x
  2. Step 2: Convert to fraction form
    45,463.50/99,186.75 = 99,186.75/x
  3. Step 3: Cross multiply
    45,463.50x = 99,186.75 × 99,186.75
  4. Step 4: Simplify right side
    45,463.50x = 9,838,011,375.56
  5. Step 5: Solve for x
    x = 9,838,011,375.56/45,463.50
  6. Step 6: Final answer
    x = 216,393.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.