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Finding the Fourth Proportional to 5,993.28, 8,980.56 and 4,531.32

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Solution

The fourth proportional to 5,993.28, 8,980.56 and 4,531.32 is: 6,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,993.28 : 8,980.56 = 4,531.32 : x
  2. Step 2: Convert to fraction form
    5,993.28/8,980.56 = 4,531.32/x
  3. Step 3: Cross multiply
    5,993.28x = 8,980.56 × 4,531.32
  4. Step 4: Simplify right side
    5,993.28x = 40,693,791.14
  5. Step 5: Solve for x
    x = 40,693,791.14/5,993.28
  6. Step 6: Final answer
    x = 6,789.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.