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Finding the Fourth Proportional to 3,144.28, 4,716.34 and 952.92

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Solution

The fourth proportional to 3,144.28, 4,716.34 and 952.92 is: 1,429.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.28 : 4,716.34 = 952.92 : x
  2. Step 2: Convert to fraction form
    3,144.28/4,716.34 = 952.92/x
  3. Step 3: Cross multiply
    3,144.28x = 4,716.34 × 952.92
  4. Step 4: Simplify right side
    3,144.28x = 4,494,294.71
  5. Step 5: Solve for x
    x = 4,494,294.71/3,144.28
  6. Step 6: Final answer
    x = 1,429.36

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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.