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Finding the Fourth Proportional to 5,899.92, 8,141.88 and 3,247.48

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Solution

The fourth proportional to 5,899.92, 8,141.88 and 3,247.48 is: 4,481.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.92 : 8,141.88 = 3,247.48 : x
  2. Step 2: Convert to fraction form
    5,899.92/8,141.88 = 3,247.48/x
  3. Step 3: Cross multiply
    5,899.92x = 8,141.88 × 3,247.48
  4. Step 4: Simplify right side
    5,899.92x = 26,440,592.46
  5. Step 5: Solve for x
    x = 26,440,592.46/5,899.92
  6. Step 6: Final answer
    x = 4,481.52

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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.