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Finding the Fourth Proportional to 3,231.36, 4,847.04 and 2,579.04

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Solution

The fourth proportional to 3,231.36, 4,847.04 and 2,579.04 is: 3,868.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.36 : 4,847.04 = 2,579.04 : x
  2. Step 2: Convert to fraction form
    3,231.36/4,847.04 = 2,579.04/x
  3. Step 3: Cross multiply
    3,231.36x = 4,847.04 × 2,579.04
  4. Step 4: Simplify right side
    3,231.36x = 12,500,710.04
  5. Step 5: Solve for x
    x = 12,500,710.04/3,231.36
  6. Step 6: Final answer
    x = 3,868.56

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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.