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Finding the Fourth Proportional to 3,952.59, 5,928.81 and 1,179.27

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Solution

The fourth proportional to 3,952.59, 5,928.81 and 1,179.27 is: 1,768.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.59 : 5,928.81 = 1,179.27 : x
  2. Step 2: Convert to fraction form
    3,952.59/5,928.81 = 1,179.27/x
  3. Step 3: Cross multiply
    3,952.59x = 5,928.81 × 1,179.27
  4. Step 4: Simplify right side
    3,952.59x = 6,991,667.77
  5. Step 5: Solve for x
    x = 6,991,667.77/3,952.59
  6. Step 6: Final answer
    x = 1,768.88

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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.