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Finding the Third Proportional to 73,577 and 158,811

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Solution

The third proportional to 73,577 and 158,811 is: 342,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,577 : 158,811 = 158,811 : x
  2. Step 2: Convert to fraction form
    73,577/158,811 = 158,811/x
  3. Step 3: Cross multiply
    73,577x = 158,811 × 158,811
  4. Step 4: Simplify right side
    73,577x = 25,220,933,721
  5. Step 5: Solve for x
    x = 25,220,933,721/73,577
  6. Step 6: Final answer
    x = 342,782.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.