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Finding the Fourth Proportional to 241.38, 333 and 192.15

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Solution

The fourth proportional to 241.38, 333 and 192.15 is: 265.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.38 : 333 = 192.15 : x
  2. Step 2: Convert to fraction form
    241.38/333 = 192.15/x
  3. Step 3: Cross multiply
    241.38x = 333 × 192.15
  4. Step 4: Simplify right side
    241.38x = 63,985.95
  5. Step 5: Solve for x
    x = 63,985.95/241.38
  6. Step 6: Final answer
    x = 265.08

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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.