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Finding the Fourth Proportional to 7,234.60, 10,851.90 and 2,040.52

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Solution

The fourth proportional to 7,234.60, 10,851.90 and 2,040.52 is: 3,060.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.60 : 10,851.90 = 2,040.52 : x
  2. Step 2: Convert to fraction form
    7,234.60/10,851.90 = 2,040.52/x
  3. Step 3: Cross multiply
    7,234.60x = 10,851.90 × 2,040.52
  4. Step 4: Simplify right side
    7,234.60x = 22,143,518.99
  5. Step 5: Solve for x
    x = 22,143,518.99/7,234.60
  6. Step 6: Final answer
    x = 3,060.78

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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.