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Finding the Fourth Proportional to 334.18, 500.59 and 247.69

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Solution

The fourth proportional to 334.18, 500.59 and 247.69 is: 371.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.18 : 500.59 = 247.69 : x
  2. Step 2: Convert to fraction form
    334.18/500.59 = 247.69/x
  3. Step 3: Cross multiply
    334.18x = 500.59 × 247.69
  4. Step 4: Simplify right side
    334.18x = 123,991.14
  5. Step 5: Solve for x
    x = 123,991.14/334.18
  6. Step 6: Final answer
    x = 371.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.