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Finding the Fourth Proportional to 5,593.64, 8,396.22 and 5,178.92

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Solution

The fourth proportional to 5,593.64, 8,396.22 and 5,178.92 is: 7,773.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,593.64 : 8,396.22 = 5,178.92 : x
  2. Step 2: Convert to fraction form
    5,593.64/8,396.22 = 5,178.92/x
  3. Step 3: Cross multiply
    5,593.64x = 8,396.22 × 5,178.92
  4. Step 4: Simplify right side
    5,593.64x = 43,483,351.68
  5. Step 5: Solve for x
    x = 43,483,351.68/5,593.64
  6. Step 6: Final answer
    x = 7,773.71

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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.