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Finding the Third Proportional to 125,778 and 273,380

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Solution

The third proportional to 125,778 and 273,380 is: 594,194.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,778 : 273,380 = 273,380 : x
  2. Step 2: Convert to fraction form
    125,778/273,380 = 273,380/x
  3. Step 3: Cross multiply
    125,778x = 273,380 × 273,380
  4. Step 4: Simplify right side
    125,778x = 74,736,624,400
  5. Step 5: Solve for x
    x = 74,736,624,400/125,778
  6. Step 6: Final answer
    x = 594,194.73

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.