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Finding the Fourth Proportional to 635.36, 952.96 and 202.52

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Solution

The fourth proportional to 635.36, 952.96 and 202.52 is: 303.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.36 : 952.96 = 202.52 : x
  2. Step 2: Convert to fraction form
    635.36/952.96 = 202.52/x
  3. Step 3: Cross multiply
    635.36x = 952.96 × 202.52
  4. Step 4: Simplify right side
    635.36x = 192,993.46
  5. Step 5: Solve for x
    x = 192,993.46/635.36
  6. Step 6: Final answer
    x = 303.75

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Why These Related Problems?

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