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Finding the Third Proportional to 124,578 and 188,163

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Solution

The third proportional to 124,578 and 188,163 is: 284,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,578 : 188,163 = 188,163 : x
  2. Step 2: Convert to fraction form
    124,578/188,163 = 188,163/x
  3. Step 3: Cross multiply
    124,578x = 188,163 × 188,163
  4. Step 4: Simplify right side
    124,578x = 35,405,314,569
  5. Step 5: Solve for x
    x = 35,405,314,569/124,578
  6. Step 6: Final answer
    x = 284,201.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.