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Finding the Fourth Proportional to 4,661.44, 6,992.16 and 1,198.56

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Solution

The fourth proportional to 4,661.44, 6,992.16 and 1,198.56 is: 1,797.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.44 : 6,992.16 = 1,198.56 : x
  2. Step 2: Convert to fraction form
    4,661.44/6,992.16 = 1,198.56/x
  3. Step 3: Cross multiply
    4,661.44x = 6,992.16 × 1,198.56
  4. Step 4: Simplify right side
    4,661.44x = 8,380,523.29
  5. Step 5: Solve for x
    x = 8,380,523.29/4,661.44
  6. Step 6: Final answer
    x = 1,797.84

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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.