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Finding the Fourth Proportional to 418.12, 576.93 and 241.04

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Solution

The fourth proportional to 418.12, 576.93 and 241.04 is: 332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    418.12 : 576.93 = 241.04 : x
  2. Step 2: Convert to fraction form
    418.12/576.93 = 241.04/x
  3. Step 3: Cross multiply
    418.12x = 576.93 × 241.04
  4. Step 4: Simplify right side
    418.12x = 139,060.56
  5. Step 5: Solve for x
    x = 139,060.56/418.12
  6. Step 6: Final answer
    x = 332.59

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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.