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Finding the Fourth Proportional to 5,471.66, 8,200.57 and 3,496.53

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Solution

The fourth proportional to 5,471.66, 8,200.57 and 3,496.53 is: 5,240.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.66 : 8,200.57 = 3,496.53 : x
  2. Step 2: Convert to fraction form
    5,471.66/8,200.57 = 3,496.53/x
  3. Step 3: Cross multiply
    5,471.66x = 8,200.57 × 3,496.53
  4. Step 4: Simplify right side
    5,471.66x = 28,673,539.02
  5. Step 5: Solve for x
    x = 28,673,539.02/5,471.66
  6. Step 6: Final answer
    x = 5,240.37

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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.