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Finding the Fourth Proportional to 472.81, 708.48 and 241.37

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Solution

The fourth proportional to 472.81, 708.48 and 241.37 is: 361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    472.81 : 708.48 = 241.37 : x
  2. Step 2: Convert to fraction form
    472.81/708.48 = 241.37/x
  3. Step 3: Cross multiply
    472.81x = 708.48 × 241.37
  4. Step 4: Simplify right side
    472.81x = 171,007.59
  5. Step 5: Solve for x
    x = 171,007.59/472.81
  6. Step 6: Final answer
    x = 361.69

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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.