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Finding the Third Proportional to 125,839 and 276,544

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Solution

The third proportional to 125,839 and 276,544 is: 607,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,839 : 276,544 = 276,544 : x
  2. Step 2: Convert to fraction form
    125,839/276,544 = 276,544/x
  3. Step 3: Cross multiply
    125,839x = 276,544 × 276,544
  4. Step 4: Simplify right side
    125,839x = 76,476,583,936
  5. Step 5: Solve for x
    x = 76,476,583,936/125,839
  6. Step 6: Final answer
    x = 607,733.56

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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.