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Finding the Fourth Proportional to 3,996.08, 5,994.14 and 1,399.02

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Solution

The fourth proportional to 3,996.08, 5,994.14 and 1,399.02 is: 2,098.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.08 : 5,994.14 = 1,399.02 : x
  2. Step 2: Convert to fraction form
    3,996.08/5,994.14 = 1,399.02/x
  3. Step 3: Cross multiply
    3,996.08x = 5,994.14 × 1,399.02
  4. Step 4: Simplify right side
    3,996.08x = 8,385,921.74
  5. Step 5: Solve for x
    x = 8,385,921.74/3,996.08
  6. Step 6: Final answer
    x = 2,098.54

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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.