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Finding the Fourth Proportional to 543,023.48, 814,626.48 and 227,504.72

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Solution

The fourth proportional to 543,023.48, 814,626.48 and 227,504.72 is: 341,295.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,023.48 : 814,626.48 = 227,504.72 : x
  2. Step 2: Convert to fraction form
    543,023.48/814,626.48 = 227,504.72/x
  3. Step 3: Cross multiply
    543,023.48x = 814,626.48 × 227,504.72
  4. Step 4: Simplify right side
    543,023.48x = 185,331,365,163.85
  5. Step 5: Solve for x
    x = 185,331,365,163.85/543,023.48
  6. Step 6: Final answer
    x = 341,295.31

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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.