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Finding the Fourth Proportional to 274,175.40, 410,679.90 and 227,519.40

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Solution

The fourth proportional to 274,175.40, 410,679.90 and 227,519.40 is: 340,795.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,175.40 : 410,679.90 = 227,519.40 : x
  2. Step 2: Convert to fraction form
    274,175.40/410,679.90 = 227,519.40/x
  3. Step 3: Cross multiply
    274,175.40x = 410,679.90 × 227,519.40
  4. Step 4: Simplify right side
    274,175.40x = 93,437,644,440.06
  5. Step 5: Solve for x
    x = 93,437,644,440.06/274,175.40
  6. Step 6: Final answer
    x = 340,795.14

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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.