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Finding the Fourth Proportional to 5,998.87, 9,000.90 and 3,222.31

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Solution

The fourth proportional to 5,998.87, 9,000.90 and 3,222.31 is: 4,834.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.87 : 9,000.90 = 3,222.31 : x
  2. Step 2: Convert to fraction form
    5,998.87/9,000.90 = 3,222.31/x
  3. Step 3: Cross multiply
    5,998.87x = 9,000.90 × 3,222.31
  4. Step 4: Simplify right side
    5,998.87x = 29,003,690.08
  5. Step 5: Solve for x
    x = 29,003,690.08/5,998.87
  6. Step 6: Final answer
    x = 4,834.86

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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.