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Finding the Fourth Proportional to 459.44, 633.92 and 293.59

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Solution

The fourth proportional to 459.44, 633.92 and 293.59 is: 405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.44 : 633.92 = 293.59 : x
  2. Step 2: Convert to fraction form
    459.44/633.92 = 293.59/x
  3. Step 3: Cross multiply
    459.44x = 633.92 × 293.59
  4. Step 4: Simplify right side
    459.44x = 186,110.62
  5. Step 5: Solve for x
    x = 186,110.62/459.44
  6. Step 6: Final answer
    x = 405.09

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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.