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Finding the Fourth Proportional to 6,190.44, 9,287.16 and 3,559.62

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Solution

The fourth proportional to 6,190.44, 9,287.16 and 3,559.62 is: 5,340.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.44 : 9,287.16 = 3,559.62 : x
  2. Step 2: Convert to fraction form
    6,190.44/9,287.16 = 3,559.62/x
  3. Step 3: Cross multiply
    6,190.44x = 9,287.16 × 3,559.62
  4. Step 4: Simplify right side
    6,190.44x = 33,058,781.96
  5. Step 5: Solve for x
    x = 33,058,781.96/6,190.44
  6. Step 6: Final answer
    x = 5,340.30

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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.