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Finding the Third Proportional to 55,756 and 119,932

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Solution

The third proportional to 55,756 and 119,932 is: 257,975.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,756 : 119,932 = 119,932 : x
  2. Step 2: Convert to fraction form
    55,756/119,932 = 119,932/x
  3. Step 3: Cross multiply
    55,756x = 119,932 × 119,932
  4. Step 4: Simplify right side
    55,756x = 14,383,684,624
  5. Step 5: Solve for x
    x = 14,383,684,624/55,756
  6. Step 6: Final answer
    x = 257,975.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.