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Finding the Fourth Proportional to 5,998.90, 9,002.40 and 3,366.40

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Solution

The fourth proportional to 5,998.90, 9,002.40 and 3,366.40 is: 5,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.90 : 9,002.40 = 3,366.40 : x
  2. Step 2: Convert to fraction form
    5,998.90/9,002.40 = 3,366.40/x
  3. Step 3: Cross multiply
    5,998.90x = 9,002.40 × 3,366.40
  4. Step 4: Simplify right side
    5,998.90x = 30,305,679.36
  5. Step 5: Solve for x
    x = 30,305,679.36/5,998.90
  6. Step 6: Final answer
    x = 5,051.87

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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.