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Finding the Fourth Proportional to 6,002.85, 8,992.80 and 3,228.60

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Solution

The fourth proportional to 6,002.85, 8,992.80 and 3,228.60 is: 4,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,002.85 : 8,992.80 = 3,228.60 : x
  2. Step 2: Convert to fraction form
    6,002.85/8,992.80 = 3,228.60/x
  3. Step 3: Cross multiply
    6,002.85x = 8,992.80 × 3,228.60
  4. Step 4: Simplify right side
    6,002.85x = 29,034,154.08
  5. Step 5: Solve for x
    x = 29,034,154.08/6,002.85
  6. Step 6: Final answer
    x = 4,836.73

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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.