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Finding the Fourth Proportional to 339, 467.73 and 240.59

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Solution

The fourth proportional to 339, 467.73 and 240.59 is: 331.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    339 : 467.73 = 240.59 : x
  2. Step 2: Convert to fraction form
    339/467.73 = 240.59/x
  3. Step 3: Cross multiply
    339x = 467.73 × 240.59
  4. Step 4: Simplify right side
    339x = 112,528.82
  5. Step 5: Solve for x
    x = 112,528.82/339
  6. Step 6: Final answer
    x = 331.94

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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.