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Finding the Fourth Proportional to 6,992.97, 10,472.12 and 4,352.16

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Solution

The fourth proportional to 6,992.97, 10,472.12 and 4,352.16 is: 6,517.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992.97 : 10,472.12 = 4,352.16 : x
  2. Step 2: Convert to fraction form
    6,992.97/10,472.12 = 4,352.16/x
  3. Step 3: Cross multiply
    6,992.97x = 10,472.12 × 4,352.16
  4. Step 4: Simplify right side
    6,992.97x = 45,576,375.61
  5. Step 5: Solve for x
    x = 45,576,375.61/6,992.97
  6. Step 6: Final answer
    x = 6,517.46

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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.