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Finding the Third Proportional to 40,193 and 87,304

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Solution

The third proportional to 40,193 and 87,304 is: 189,634.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,193 : 87,304 = 87,304 : x
  2. Step 2: Convert to fraction form
    40,193/87,304 = 87,304/x
  3. Step 3: Cross multiply
    40,193x = 87,304 × 87,304
  4. Step 4: Simplify right side
    40,193x = 7,621,988,416
  5. Step 5: Solve for x
    x = 7,621,988,416/40,193
  6. Step 6: Final answer
    x = 189,634.72

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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.