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Finding the Fourth Proportional to 8,375.46, 11,550.60 and 6,256.12

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Solution

The fourth proportional to 8,375.46, 11,550.60 and 6,256.12 is: 8,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375.46 : 11,550.60 = 6,256.12 : x
  2. Step 2: Convert to fraction form
    8,375.46/11,550.60 = 6,256.12/x
  3. Step 3: Cross multiply
    8,375.46x = 11,550.60 × 6,256.12
  4. Step 4: Simplify right side
    8,375.46x = 72,261,939.67
  5. Step 5: Solve for x
    x = 72,261,939.67/8,375.46
  6. Step 6: Final answer
    x = 8,627.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.