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Finding the Fourth Proportional to 246.06, 339.68 and 167.79

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Solution

The fourth proportional to 246.06, 339.68 and 167.79 is: 231.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.06 : 339.68 = 167.79 : x
  2. Step 2: Convert to fraction form
    246.06/339.68 = 167.79/x
  3. Step 3: Cross multiply
    246.06x = 339.68 × 167.79
  4. Step 4: Simplify right side
    246.06x = 56,994.69
  5. Step 5: Solve for x
    x = 56,994.69/246.06
  6. Step 6: Final answer
    x = 231.63

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Why These Related Problems?

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