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Finding the Fourth Proportional to 5,990, 8,266.36 and 3,337.52

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Solution

The fourth proportional to 5,990, 8,266.36 and 3,337.52 is: 4,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990 : 8,266.36 = 3,337.52 : x
  2. Step 2: Convert to fraction form
    5,990/8,266.36 = 3,337.52/x
  3. Step 3: Cross multiply
    5,990x = 8,266.36 × 3,337.52
  4. Step 4: Simplify right side
    5,990x = 27,589,141.83
  5. Step 5: Solve for x
    x = 27,589,141.83/5,990
  6. Step 6: Final answer
    x = 4,605.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.