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Finding the Fourth Proportional to 8,327.63, 12,494.96 and 7,626.85

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Solution

The fourth proportional to 8,327.63, 12,494.96 and 7,626.85 is: 11,443.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.63 : 12,494.96 = 7,626.85 : x
  2. Step 2: Convert to fraction form
    8,327.63/12,494.96 = 7,626.85/x
  3. Step 3: Cross multiply
    8,327.63x = 12,494.96 × 7,626.85
  4. Step 4: Simplify right side
    8,327.63x = 95,297,185.68
  5. Step 5: Solve for x
    x = 95,297,185.68/8,327.63
  6. Step 6: Final answer
    x = 11,443.49

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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.