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Finding the Third Proportional to 55,845 and 120,441

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Solution

The third proportional to 55,845 and 120,441 is: 259,755.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,845 : 120,441 = 120,441 : x
  2. Step 2: Convert to fraction form
    55,845/120,441 = 120,441/x
  3. Step 3: Cross multiply
    55,845x = 120,441 × 120,441
  4. Step 4: Simplify right side
    55,845x = 14,506,034,481
  5. Step 5: Solve for x
    x = 14,506,034,481/55,845
  6. Step 6: Final answer
    x = 259,755.30

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.