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Finding the Third Proportional to 56,656 and 124,544

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Solution

The third proportional to 56,656 and 124,544 is: 273,778.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,656 : 124,544 = 124,544 : x
  2. Step 2: Convert to fraction form
    56,656/124,544 = 124,544/x
  3. Step 3: Cross multiply
    56,656x = 124,544 × 124,544
  4. Step 4: Simplify right side
    56,656x = 15,511,207,936
  5. Step 5: Solve for x
    x = 15,511,207,936/56,656
  6. Step 6: Final answer
    x = 273,778.73

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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.