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Finding the Fourth Proportional to 357.38, 493.38 and 241.14

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Solution

The fourth proportional to 357.38, 493.38 and 241.14 is: 332.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.38 : 493.38 = 241.14 : x
  2. Step 2: Convert to fraction form
    357.38/493.38 = 241.14/x
  3. Step 3: Cross multiply
    357.38x = 493.38 × 241.14
  4. Step 4: Simplify right side
    357.38x = 118,973.65
  5. Step 5: Solve for x
    x = 118,973.65/357.38
  6. Step 6: Final answer
    x = 332.91

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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.