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Finding the Third Proportional to 84,159 and 183,384

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Solution

The third proportional to 84,159 and 183,384 is: 399,597.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,159 : 183,384 = 183,384 : x
  2. Step 2: Convert to fraction form
    84,159/183,384 = 183,384/x
  3. Step 3: Cross multiply
    84,159x = 183,384 × 183,384
  4. Step 4: Simplify right side
    84,159x = 33,629,691,456
  5. Step 5: Solve for x
    x = 33,629,691,456/84,159
  6. Step 6: Final answer
    x = 399,597.09

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.