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Finding the Third Proportional to 84,863 and 182,842

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Solution

The third proportional to 84,863 and 182,842 is: 393,943.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,863 : 182,842 = 182,842 : x
  2. Step 2: Convert to fraction form
    84,863/182,842 = 182,842/x
  3. Step 3: Cross multiply
    84,863x = 182,842 × 182,842
  4. Step 4: Simplify right side
    84,863x = 33,431,196,964
  5. Step 5: Solve for x
    x = 33,431,196,964/84,863
  6. Step 6: Final answer
    x = 393,943.14

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.