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Finding the Fourth Proportional to 459.26, 633.79 and 262.83

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Solution

The fourth proportional to 459.26, 633.79 and 262.83 is: 362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.26 : 633.79 = 262.83 : x
  2. Step 2: Convert to fraction form
    459.26/633.79 = 262.83/x
  3. Step 3: Cross multiply
    459.26x = 633.79 × 262.83
  4. Step 4: Simplify right side
    459.26x = 166,579.03
  5. Step 5: Solve for x
    x = 166,579.03/459.26
  6. Step 6: Final answer
    x = 362.71

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Why These Related Problems?

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