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Finding the Fourth Proportional to 3,544.43, 5,311.25 and 1,692.99

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Solution

The fourth proportional to 3,544.43, 5,311.25 and 1,692.99 is: 2,536.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.43 : 5,311.25 = 1,692.99 : x
  2. Step 2: Convert to fraction form
    3,544.43/5,311.25 = 1,692.99/x
  3. Step 3: Cross multiply
    3,544.43x = 5,311.25 × 1,692.99
  4. Step 4: Simplify right side
    3,544.43x = 8,991,920.46
  5. Step 5: Solve for x
    x = 8,991,920.46/3,544.43
  6. Step 6: Final answer
    x = 2,536.92

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