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Finding the Fourth Proportional to 246.68, 368.26 and 238.14

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Solution

The fourth proportional to 246.68, 368.26 and 238.14 is: 355.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.68 : 368.26 = 238.14 : x
  2. Step 2: Convert to fraction form
    246.68/368.26 = 238.14/x
  3. Step 3: Cross multiply
    246.68x = 368.26 × 238.14
  4. Step 4: Simplify right side
    246.68x = 87,697.44
  5. Step 5: Solve for x
    x = 87,697.44/246.68
  6. Step 6: Final answer
    x = 355.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.