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Finding the Fourth Proportional to 383.36, 529.62 and 267.26

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Solution

The fourth proportional to 383.36, 529.62 and 267.26 is: 369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    383.36 : 529.62 = 267.26 : x
  2. Step 2: Convert to fraction form
    383.36/529.62 = 267.26/x
  3. Step 3: Cross multiply
    383.36x = 529.62 × 267.26
  4. Step 4: Simplify right side
    383.36x = 141,546.24
  5. Step 5: Solve for x
    x = 141,546.24/383.36
  6. Step 6: Final answer
    x = 369.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.