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Finding the Fourth Proportional to 7,252.73, 10,879.38 and 2,255.61

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Solution

The fourth proportional to 7,252.73, 10,879.38 and 2,255.61 is: 3,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.73 : 10,879.38 = 2,255.61 : x
  2. Step 2: Convert to fraction form
    7,252.73/10,879.38 = 2,255.61/x
  3. Step 3: Cross multiply
    7,252.73x = 10,879.38 × 2,255.61
  4. Step 4: Simplify right side
    7,252.73x = 24,539,638.32
  5. Step 5: Solve for x
    x = 24,539,638.32/7,252.73
  6. Step 6: Final answer
    x = 3,383.50

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1.5x scale

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.