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Finding the Fourth Proportional to 227,356.20, 341,034.30 and 177,164.55

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Solution

The fourth proportional to 227,356.20, 341,034.30 and 177,164.55 is: 265,746.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,356.20 : 341,034.30 = 177,164.55 : x
  2. Step 2: Convert to fraction form
    227,356.20/341,034.30 = 177,164.55/x
  3. Step 3: Cross multiply
    227,356.20x = 341,034.30 × 177,164.55
  4. Step 4: Simplify right side
    227,356.20x = 60,419,188,294.07
  5. Step 5: Solve for x
    x = 60,419,188,294.07/227,356.20
  6. Step 6: Final answer
    x = 265,746.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.