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Finding the Fourth Proportional to 294.17, 440.96 and 164.23

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Solution

The fourth proportional to 294.17, 440.96 and 164.23 is: 246.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.17 : 440.96 = 164.23 : x
  2. Step 2: Convert to fraction form
    294.17/440.96 = 164.23/x
  3. Step 3: Cross multiply
    294.17x = 440.96 × 164.23
  4. Step 4: Simplify right side
    294.17x = 72,418.86
  5. Step 5: Solve for x
    x = 72,418.86/294.17
  6. Step 6: Final answer
    x = 246.18

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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.