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Finding the Third Proportional to 57,924 and 126,920.25

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Solution

The third proportional to 57,924 and 126,920.25 is: 278,101.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,924 : 126,920.25 = 126,920.25 : x
  2. Step 2: Convert to fraction form
    57,924/126,920.25 = 126,920.25/x
  3. Step 3: Cross multiply
    57,924x = 126,920.25 × 126,920.25
  4. Step 4: Simplify right side
    57,924x = 16,108,749,860.06
  5. Step 5: Solve for x
    x = 16,108,749,860.06/57,924
  6. Step 6: Final answer
    x = 278,101.48

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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.