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Finding the Fourth Proportional to 293.39, 440.06 and 110.70

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Solution

The fourth proportional to 293.39, 440.06 and 110.70 is: 166.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.39 : 440.06 = 110.70 : x
  2. Step 2: Convert to fraction form
    293.39/440.06 = 110.70/x
  3. Step 3: Cross multiply
    293.39x = 440.06 × 110.70
  4. Step 4: Simplify right side
    293.39x = 48,714.09
  5. Step 5: Solve for x
    x = 48,714.09/293.39
  6. Step 6: Final answer
    x = 166.04

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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.