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Finding the Fourth Proportional to 344.84, 475.88 and 240.08

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Solution

The fourth proportional to 344.84, 475.88 and 240.08 is: 331.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.84 : 475.88 = 240.08 : x
  2. Step 2: Convert to fraction form
    344.84/475.88 = 240.08/x
  3. Step 3: Cross multiply
    344.84x = 475.88 × 240.08
  4. Step 4: Simplify right side
    344.84x = 114,249.27
  5. Step 5: Solve for x
    x = 114,249.27/344.84
  6. Step 6: Final answer
    x = 331.31

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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.