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Finding the Fourth Proportional to 268.08, 371.46 and 262.32

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Solution

The fourth proportional to 268.08, 371.46 and 262.32 is: 363.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.08 : 371.46 = 262.32 : x
  2. Step 2: Convert to fraction form
    268.08/371.46 = 262.32/x
  3. Step 3: Cross multiply
    268.08x = 371.46 × 262.32
  4. Step 4: Simplify right side
    268.08x = 97,441.39
  5. Step 5: Solve for x
    x = 97,441.39/268.08
  6. Step 6: Final answer
    x = 363.48

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.