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Finding the Third Proportional to 124,578 and 167,859

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Solution

The third proportional to 124,578 and 167,859 is: 226,176.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,578 : 167,859 = 167,859 : x
  2. Step 2: Convert to fraction form
    124,578/167,859 = 167,859/x
  3. Step 3: Cross multiply
    124,578x = 167,859 × 167,859
  4. Step 4: Simplify right side
    124,578x = 28,176,643,881
  5. Step 5: Solve for x
    x = 28,176,643,881/124,578
  6. Step 6: Final answer
    x = 226,176.72

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.