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Finding the Third Proportional to 55,868 and 120,484

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Solution

The third proportional to 55,868 and 120,484 is: 259,833.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,868 : 120,484 = 120,484 : x
  2. Step 2: Convert to fraction form
    55,868/120,484 = 120,484/x
  3. Step 3: Cross multiply
    55,868x = 120,484 × 120,484
  4. Step 4: Simplify right side
    55,868x = 14,516,394,256
  5. Step 5: Solve for x
    x = 14,516,394,256/55,868
  6. Step 6: Final answer
    x = 259,833.79

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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.