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Finding the Third Proportional to 83,823 and 181,836

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Solution

The third proportional to 83,823 and 181,836 is: 394,454.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,823 : 181,836 = 181,836 : x
  2. Step 2: Convert to fraction form
    83,823/181,836 = 181,836/x
  3. Step 3: Cross multiply
    83,823x = 181,836 × 181,836
  4. Step 4: Simplify right side
    83,823x = 33,064,330,896
  5. Step 5: Solve for x
    x = 33,064,330,896/83,823
  6. Step 6: Final answer
    x = 394,454.16

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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.