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Finding the Fourth Proportional to 415.96, 573.90 and 241.24

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Solution

The fourth proportional to 415.96, 573.90 and 241.24 is: 332.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    415.96 : 573.90 = 241.24 : x
  2. Step 2: Convert to fraction form
    415.96/573.90 = 241.24/x
  3. Step 3: Cross multiply
    415.96x = 573.90 × 241.24
  4. Step 4: Simplify right side
    415.96x = 138,447.64
  5. Step 5: Solve for x
    x = 138,447.64/415.96
  6. Step 6: Final answer
    x = 332.84

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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.