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Finding the Fourth Proportional to 3,198.41, 4,797.61 and 1,895.93

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Solution

The fourth proportional to 3,198.41, 4,797.61 and 1,895.93 is: 2,843.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.41 : 4,797.61 = 1,895.93 : x
  2. Step 2: Convert to fraction form
    3,198.41/4,797.61 = 1,895.93/x
  3. Step 3: Cross multiply
    3,198.41x = 4,797.61 × 1,895.93
  4. Step 4: Simplify right side
    3,198.41x = 9,095,932.73
  5. Step 5: Solve for x
    x = 9,095,932.73/3,198.41
  6. Step 6: Final answer
    x = 2,843.89

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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.