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Finding the Fourth Proportional to 8,960.06, 12,375.24 and 5,970.98

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Solution

The fourth proportional to 8,960.06, 12,375.24 and 5,970.98 is: 8,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.06 : 12,375.24 = 5,970.98 : x
  2. Step 2: Convert to fraction form
    8,960.06/12,375.24 = 5,970.98/x
  3. Step 3: Cross multiply
    8,960.06x = 12,375.24 × 5,970.98
  4. Step 4: Simplify right side
    8,960.06x = 73,892,310.54
  5. Step 5: Solve for x
    x = 73,892,310.54/8,960.06
  6. Step 6: Final answer
    x = 8,246.85

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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.