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Finding the Fourth Proportional to 2,944.54, 4,417.02 and 996.09

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Solution

The fourth proportional to 2,944.54, 4,417.02 and 996.09 is: 1,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.54 : 4,417.02 = 996.09 : x
  2. Step 2: Convert to fraction form
    2,944.54/4,417.02 = 996.09/x
  3. Step 3: Cross multiply
    2,944.54x = 4,417.02 × 996.09
  4. Step 4: Simplify right side
    2,944.54x = 4,399,722.39
  5. Step 5: Solve for x
    x = 4,399,722.39/2,944.54
  6. Step 6: Final answer
    x = 1,494.20

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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.