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Finding the Fourth Proportional to 2,944.26, 4,416.39 and 996.48

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Solution

The fourth proportional to 2,944.26, 4,416.39 and 996.48 is: 1,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.26 : 4,416.39 = 996.48 : x
  2. Step 2: Convert to fraction form
    2,944.26/4,416.39 = 996.48/x
  3. Step 3: Cross multiply
    2,944.26x = 4,416.39 × 996.48
  4. Step 4: Simplify right side
    2,944.26x = 4,400,844.31
  5. Step 5: Solve for x
    x = 4,400,844.31/2,944.26
  6. Step 6: Final answer
    x = 1,494.72

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Similar ratio
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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.