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Finding the Fourth Proportional to 3,998.04, 5,990.58 and 2,823.54

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Solution

The fourth proportional to 3,998.04, 5,990.58 and 2,823.54 is: 4,230.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.04 : 5,990.58 = 2,823.54 : x
  2. Step 2: Convert to fraction form
    3,998.04/5,990.58 = 2,823.54/x
  3. Step 3: Cross multiply
    3,998.04x = 5,990.58 × 2,823.54
  4. Step 4: Simplify right side
    3,998.04x = 16,914,642.25
  5. Step 5: Solve for x
    x = 16,914,642.25/3,998.04
  6. Step 6: Final answer
    x = 4,230.73

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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.