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Finding the Third Proportional to 181,908 and 371,214

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Solution

The third proportional to 181,908 and 371,214 is: 757,524.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,908 : 371,214 = 371,214 : x
  2. Step 2: Convert to fraction form
    181,908/371,214 = 371,214/x
  3. Step 3: Cross multiply
    181,908x = 371,214 × 371,214
  4. Step 4: Simplify right side
    181,908x = 137,799,833,796
  5. Step 5: Solve for x
    x = 137,799,833,796/181,908
  6. Step 6: Final answer
    x = 757,524.87

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.