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Finding the Fourth Proportional to 241.66, 333.12 and 178.48

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Solution

The fourth proportional to 241.66, 333.12 and 178.48 is: 246.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.66 : 333.12 = 178.48 : x
  2. Step 2: Convert to fraction form
    241.66/333.12 = 178.48/x
  3. Step 3: Cross multiply
    241.66x = 333.12 × 178.48
  4. Step 4: Simplify right side
    241.66x = 59,455.26
  5. Step 5: Solve for x
    x = 59,455.26/241.66
  6. Step 6: Final answer
    x = 246.03

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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.