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Finding the Fourth Proportional to 3,950.97, 5,928.89 and 2,197.32

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Solution

The fourth proportional to 3,950.97, 5,928.89 and 2,197.32 is: 3,297.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.97 : 5,928.89 = 2,197.32 : x
  2. Step 2: Convert to fraction form
    3,950.97/5,928.89 = 2,197.32/x
  3. Step 3: Cross multiply
    3,950.97x = 5,928.89 × 2,197.32
  4. Step 4: Simplify right side
    3,950.97x = 13,027,657.59
  5. Step 5: Solve for x
    x = 13,027,657.59/3,950.97
  6. Step 6: Final answer
    x = 3,297.33

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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.