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Finding the Fourth Proportional to 274,196.40, 410,711.40 and 227,540.40

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Solution

The fourth proportional to 274,196.40, 410,711.40 and 227,540.40 is: 340,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,196.40 : 410,711.40 = 227,540.40 : x
  2. Step 2: Convert to fraction form
    274,196.40/410,711.40 = 227,540.40/x
  3. Step 3: Cross multiply
    274,196.40x = 410,711.40 × 227,540.40
  4. Step 4: Simplify right side
    274,196.40x = 93,453,436,240.56
  5. Step 5: Solve for x
    x = 93,453,436,240.56/274,196.40
  6. Step 6: Final answer
    x = 340,826.63

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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.