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Finding the Fourth Proportional to 450.96, 622.26 and 264.42

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Solution

The fourth proportional to 450.96, 622.26 and 264.42 is: 364.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.96 : 622.26 = 264.42 : x
  2. Step 2: Convert to fraction form
    450.96/622.26 = 264.42/x
  3. Step 3: Cross multiply
    450.96x = 622.26 × 264.42
  4. Step 4: Simplify right side
    450.96x = 164,537.99
  5. Step 5: Solve for x
    x = 164,537.99/450.96
  6. Step 6: Final answer
    x = 364.86

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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.