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Finding the Fourth Proportional to 9,596.88, 13,234.32 and 6,240.78

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Solution

The fourth proportional to 9,596.88, 13,234.32 and 6,240.78 is: 8,606.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,596.88 : 13,234.32 = 6,240.78 : x
  2. Step 2: Convert to fraction form
    9,596.88/13,234.32 = 6,240.78/x
  3. Step 3: Cross multiply
    9,596.88x = 13,234.32 × 6,240.78
  4. Step 4: Simplify right side
    9,596.88x = 82,592,479.57
  5. Step 5: Solve for x
    x = 82,592,479.57/9,596.88
  6. Step 6: Final answer
    x = 8,606.18

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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.