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Finding the Fourth Proportional to 5,974.53, 8,963.28 and 2,078.97

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Solution

The fourth proportional to 5,974.53, 8,963.28 and 2,078.97 is: 3,118.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.53 : 8,963.28 = 2,078.97 : x
  2. Step 2: Convert to fraction form
    5,974.53/8,963.28 = 2,078.97/x
  3. Step 3: Cross multiply
    5,974.53x = 8,963.28 × 2,078.97
  4. Step 4: Simplify right side
    5,974.53x = 18,634,390.22
  5. Step 5: Solve for x
    x = 18,634,390.22/5,974.53
  6. Step 6: Final answer
    x = 3,118.97

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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.