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Finding the Third Proportional to 81,044 and 176,842

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Solution

The third proportional to 81,044 and 176,842 is: 385,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,044 : 176,842 = 176,842 : x
  2. Step 2: Convert to fraction form
    81,044/176,842 = 176,842/x
  3. Step 3: Cross multiply
    81,044x = 176,842 × 176,842
  4. Step 4: Simplify right side
    81,044x = 31,273,092,964
  5. Step 5: Solve for x
    x = 31,273,092,964/81,044
  6. Step 6: Final answer
    x = 385,877.95

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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.