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Finding the Fourth Proportional to 241.74, 362.66 and 222.68

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Solution

The fourth proportional to 241.74, 362.66 and 222.68 is: 334.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.74 : 362.66 = 222.68 : x
  2. Step 2: Convert to fraction form
    241.74/362.66 = 222.68/x
  3. Step 3: Cross multiply
    241.74x = 362.66 × 222.68
  4. Step 4: Simplify right side
    241.74x = 80,757.13
  5. Step 5: Solve for x
    x = 80,757.13/241.74
  6. Step 6: Final answer
    x = 334.07

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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.