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Finding the Fourth Proportional to 7,599.98, 11,396.61 and 3,439.82

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Solution

The fourth proportional to 7,599.98, 11,396.61 and 3,439.82 is: 5,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.98 : 11,396.61 = 3,439.82 : x
  2. Step 2: Convert to fraction form
    7,599.98/11,396.61 = 3,439.82/x
  3. Step 3: Cross multiply
    7,599.98x = 11,396.61 × 3,439.82
  4. Step 4: Simplify right side
    7,599.98x = 39,202,230.03
  5. Step 5: Solve for x
    x = 39,202,230.03/7,599.98
  6. Step 6: Final answer
    x = 5,158.21

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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.