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Finding the Fourth Proportional to 5,928.08, 8,179.08 and 3,832.88

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Solution

The fourth proportional to 5,928.08, 8,179.08 and 3,832.88 is: 5,288.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.08 : 8,179.08 = 3,832.88 : x
  2. Step 2: Convert to fraction form
    5,928.08/8,179.08 = 3,832.88/x
  3. Step 3: Cross multiply
    5,928.08x = 8,179.08 × 3,832.88
  4. Step 4: Simplify right side
    5,928.08x = 31,349,432.15
  5. Step 5: Solve for x
    x = 31,349,432.15/5,928.08
  6. Step 6: Final answer
    x = 5,288.29

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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.