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Finding the Third Proportional to 56,923 and 124,917

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Solution

The third proportional to 56,923 and 124,917 is: 274,129.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,923 : 124,917 = 124,917 : x
  2. Step 2: Convert to fraction form
    56,923/124,917 = 124,917/x
  3. Step 3: Cross multiply
    56,923x = 124,917 × 124,917
  4. Step 4: Simplify right side
    56,923x = 15,604,256,889
  5. Step 5: Solve for x
    x = 15,604,256,889/56,923
  6. Step 6: Final answer
    x = 274,129.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.