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Finding the Fourth Proportional to 474.26, 654.52 and 264.43

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Solution

The fourth proportional to 474.26, 654.52 and 264.43 is: 364.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.26 : 654.52 = 264.43 : x
  2. Step 2: Convert to fraction form
    474.26/654.52 = 264.43/x
  3. Step 3: Cross multiply
    474.26x = 654.52 × 264.43
  4. Step 4: Simplify right side
    474.26x = 173,075.38
  5. Step 5: Solve for x
    x = 173,075.38/474.26
  6. Step 6: Final answer
    x = 364.94

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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.