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Finding the Third Proportional to 84,717 and 182,934

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Solution

The third proportional to 84,717 and 182,934 is: 395,019.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,717 : 182,934 = 182,934 : x
  2. Step 2: Convert to fraction form
    84,717/182,934 = 182,934/x
  3. Step 3: Cross multiply
    84,717x = 182,934 × 182,934
  4. Step 4: Simplify right side
    84,717x = 33,464,848,356
  5. Step 5: Solve for x
    x = 33,464,848,356/84,717
  6. Step 6: Final answer
    x = 395,019.28

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.