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Finding the Fourth Proportional to 474.22, 654.37 and 264.41

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Solution

The fourth proportional to 474.22, 654.37 and 264.41 is: 364.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.22 : 654.37 = 264.41 : x
  2. Step 2: Convert to fraction form
    474.22/654.37 = 264.41/x
  3. Step 3: Cross multiply
    474.22x = 654.37 × 264.41
  4. Step 4: Simplify right side
    474.22x = 173,020.49
  5. Step 5: Solve for x
    x = 173,020.49/474.22
  6. Step 6: Final answer
    x = 364.85

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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.