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Finding the Fourth Proportional to 474.33, 654.51 and 264.51

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Solution

The fourth proportional to 474.33, 654.51 and 264.51 is: 364.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.33 : 654.51 = 264.51 : x
  2. Step 2: Convert to fraction form
    474.33/654.51 = 264.51/x
  3. Step 3: Cross multiply
    474.33x = 654.51 × 264.51
  4. Step 4: Simplify right side
    474.33x = 173,124.44
  5. Step 5: Solve for x
    x = 173,124.44/474.33
  6. Step 6: Final answer
    x = 364.99

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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.