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Finding the Third Proportional to 55,104 and 120,036

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Solution

The third proportional to 55,104 and 120,036 is: 261,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,104 : 120,036 = 120,036 : x
  2. Step 2: Convert to fraction form
    55,104/120,036 = 120,036/x
  3. Step 3: Cross multiply
    55,104x = 120,036 × 120,036
  4. Step 4: Simplify right side
    55,104x = 14,408,641,296
  5. Step 5: Solve for x
    x = 14,408,641,296/55,104
  6. Step 6: Final answer
    x = 261,480.86

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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.