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Finding the Third Proportional to 178,571 and 270,162

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Solution

The third proportional to 178,571 and 270,162 is: 408,731.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,571 : 270,162 = 270,162 : x
  2. Step 2: Convert to fraction form
    178,571/270,162 = 270,162/x
  3. Step 3: Cross multiply
    178,571x = 270,162 × 270,162
  4. Step 4: Simplify right side
    178,571x = 72,987,506,244
  5. Step 5: Solve for x
    x = 72,987,506,244/178,571
  6. Step 6: Final answer
    x = 408,731.02

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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.