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Finding the Fourth Proportional to 662.00, 913.50 and 367.27

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Solution

The fourth proportional to 662.00, 913.50 and 367.27 is: 506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    662.00 : 913.50 = 367.27 : x
  2. Step 2: Convert to fraction form
    662.00/913.50 = 367.27/x
  3. Step 3: Cross multiply
    662.00x = 913.50 × 367.27
  4. Step 4: Simplify right side
    662.00x = 335,498.86
  5. Step 5: Solve for x
    x = 335,498.86/662.00
  6. Step 6: Final answer
    x = 506.80

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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.