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Finding the Fourth Proportional to 266.63, 367.94 and 150.19

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Solution

The fourth proportional to 266.63, 367.94 and 150.19 is: 207.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.63 : 367.94 = 150.19 : x
  2. Step 2: Convert to fraction form
    266.63/367.94 = 150.19/x
  3. Step 3: Cross multiply
    266.63x = 367.94 × 150.19
  4. Step 4: Simplify right side
    266.63x = 55,260.36
  5. Step 5: Solve for x
    x = 55,260.36/266.63
  6. Step 6: Final answer
    x = 207.26

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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.