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Finding the Fourth Proportional to 293.98, 441.69 and 165.82

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Solution

The fourth proportional to 293.98, 441.69 and 165.82 is: 249.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.98 : 441.69 = 165.82 : x
  2. Step 2: Convert to fraction form
    293.98/441.69 = 165.82/x
  3. Step 3: Cross multiply
    293.98x = 441.69 × 165.82
  4. Step 4: Simplify right side
    293.98x = 73,241.04
  5. Step 5: Solve for x
    x = 73,241.04/293.98
  6. Step 6: Final answer
    x = 249.14

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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.