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Finding the Fourth Proportional to 5,899.98, 8,141.94 and 3,247.32

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Solution

The fourth proportional to 5,899.98, 8,141.94 and 3,247.32 is: 4,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.98 : 8,141.94 = 3,247.32 : x
  2. Step 2: Convert to fraction form
    5,899.98/8,141.94 = 3,247.32/x
  3. Step 3: Cross multiply
    5,899.98x = 8,141.94 × 3,247.32
  4. Step 4: Simplify right side
    5,899.98x = 26,439,484.60
  5. Step 5: Solve for x
    x = 26,439,484.60/5,899.98
  6. Step 6: Final answer
    x = 4,481.28

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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.