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Finding the Fourth Proportional to 5,998.98, 8,991.60 and 3,535.59

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Solution

The fourth proportional to 5,998.98, 8,991.60 and 3,535.59 is: 5,299.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.98 : 8,991.60 = 3,535.59 : x
  2. Step 2: Convert to fraction form
    5,998.98/8,991.60 = 3,535.59/x
  3. Step 3: Cross multiply
    5,998.98x = 8,991.60 × 3,535.59
  4. Step 4: Simplify right side
    5,998.98x = 31,790,611.04
  5. Step 5: Solve for x
    x = 31,790,611.04/5,998.98
  6. Step 6: Final answer
    x = 5,299.34

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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.