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Finding the Third Proportional to 7,755,276 and 11,842,866

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Solution

The third proportional to 7,755,276 and 11,842,866 is: 18,084,910.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,755,276 : 11,842,866 = 11,842,866 : x
  2. Step 2: Convert to fraction form
    7,755,276/11,842,866 = 11,842,866/x
  3. Step 3: Cross multiply
    7,755,276x = 11,842,866 × 11,842,866
  4. Step 4: Simplify right side
    7,755,276x = 140,253,475,093,956
  5. Step 5: Solve for x
    x = 140,253,475,093,956/7,755,276
  6. Step 6: Final answer
    x = 18,084,910.85

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.