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Finding the Fourth Proportional to 441.54, 609.10 and 293.98

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Solution

The fourth proportional to 441.54, 609.10 and 293.98 is: 405.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.54 : 609.10 = 293.98 : x
  2. Step 2: Convert to fraction form
    441.54/609.10 = 293.98/x
  3. Step 3: Cross multiply
    441.54x = 609.10 × 293.98
  4. Step 4: Simplify right side
    441.54x = 179,063.22
  5. Step 5: Solve for x
    x = 179,063.22/441.54
  6. Step 6: Final answer
    x = 405.54

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