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Finding the Fourth Proportional to 293.08, 439.26 and 164.44

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Solution

The fourth proportional to 293.08, 439.26 and 164.44 is: 246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.08 : 439.26 = 164.44 : x
  2. Step 2: Convert to fraction form
    293.08/439.26 = 164.44/x
  3. Step 3: Cross multiply
    293.08x = 439.26 × 164.44
  4. Step 4: Simplify right side
    293.08x = 72,231.91
  5. Step 5: Solve for x
    x = 72,231.91/293.08
  6. Step 6: Final answer
    x = 246.46

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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.