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Finding the Fourth Proportional to 635.30, 952.26 and 270.26

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Solution

The fourth proportional to 635.30, 952.26 and 270.26 is: 405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.30 : 952.26 = 270.26 : x
  2. Step 2: Convert to fraction form
    635.30/952.26 = 270.26/x
  3. Step 3: Cross multiply
    635.30x = 952.26 × 270.26
  4. Step 4: Simplify right side
    635.30x = 257,357.79
  5. Step 5: Solve for x
    x = 257,357.79/635.30
  6. Step 6: Final answer
    x = 405.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.