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Finding the Third Proportional to 57,158 and 125,383

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Solution

The third proportional to 57,158 and 125,383 is: 275,042.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,158 : 125,383 = 125,383 : x
  2. Step 2: Convert to fraction form
    57,158/125,383 = 125,383/x
  3. Step 3: Cross multiply
    57,158x = 125,383 × 125,383
  4. Step 4: Simplify right side
    57,158x = 15,720,896,689
  5. Step 5: Solve for x
    x = 15,720,896,689/57,158
  6. Step 6: Final answer
    x = 275,042.81

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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.