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Finding the Third Proportional to 57,643 and 124,177

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Solution

The third proportional to 57,643 and 124,177 is: 267,507.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,643 : 124,177 = 124,177 : x
  2. Step 2: Convert to fraction form
    57,643/124,177 = 124,177/x
  3. Step 3: Cross multiply
    57,643x = 124,177 × 124,177
  4. Step 4: Simplify right side
    57,643x = 15,419,927,329
  5. Step 5: Solve for x
    x = 15,419,927,329/57,643
  6. Step 6: Final answer
    x = 267,507.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.