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Finding the Fourth Proportional to 352.11, 527.73 and 264.77

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Solution

The fourth proportional to 352.11, 527.73 and 264.77 is: 396.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.11 : 527.73 = 264.77 : x
  2. Step 2: Convert to fraction form
    352.11/527.73 = 264.77/x
  3. Step 3: Cross multiply
    352.11x = 527.73 × 264.77
  4. Step 4: Simplify right side
    352.11x = 139,727.07
  5. Step 5: Solve for x
    x = 139,727.07/352.11
  6. Step 6: Final answer
    x = 396.83

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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.