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Finding the Third Proportional to 181,181 and 384,286

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Solution

The third proportional to 181,181 and 384,286 is: 815,072.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,181 : 384,286 = 384,286 : x
  2. Step 2: Convert to fraction form
    181,181/384,286 = 384,286/x
  3. Step 3: Cross multiply
    181,181x = 384,286 × 384,286
  4. Step 4: Simplify right side
    181,181x = 147,675,729,796
  5. Step 5: Solve for x
    x = 147,675,729,796/181,181
  6. Step 6: Final answer
    x = 815,072.94

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.