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Finding the Fourth Proportional to 441.44, 609.18 and 273.46

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Solution

The fourth proportional to 441.44, 609.18 and 273.46 is: 377.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.44 : 609.18 = 273.46 : x
  2. Step 2: Convert to fraction form
    441.44/609.18 = 273.46/x
  3. Step 3: Cross multiply
    441.44x = 609.18 × 273.46
  4. Step 4: Simplify right side
    441.44x = 166,586.36
  5. Step 5: Solve for x
    x = 166,586.36/441.44
  6. Step 6: Final answer
    x = 377.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.