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Finding the Fourth Proportional to 472.23, 708.45 and 241.26

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Solution

The fourth proportional to 472.23, 708.45 and 241.26 is: 361.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    472.23 : 708.45 = 241.26 : x
  2. Step 2: Convert to fraction form
    472.23/708.45 = 241.26/x
  3. Step 3: Cross multiply
    472.23x = 708.45 × 241.26
  4. Step 4: Simplify right side
    472.23x = 170,920.65
  5. Step 5: Solve for x
    x = 170,920.65/472.23
  6. Step 6: Final answer
    x = 361.94

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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.