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Finding the Third Proportional to 55,593 and 122,257.69

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Solution

The third proportional to 55,593 and 122,257.69 is: 268,863.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,593 : 122,257.69 = 122,257.69 : x
  2. Step 2: Convert to fraction form
    55,593/122,257.69 = 122,257.69/x
  3. Step 3: Cross multiply
    55,593x = 122,257.69 × 122,257.69
  4. Step 4: Simplify right side
    55,593x = 14,946,942,152.85
  5. Step 5: Solve for x
    x = 14,946,942,152.85/55,593
  6. Step 6: Final answer
    x = 268,863.74

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.