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Finding the Fourth Proportional to 374.91, 517.26 and 244.02

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Solution

The fourth proportional to 374.91, 517.26 and 244.02 is: 336.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.91 : 517.26 = 244.02 : x
  2. Step 2: Convert to fraction form
    374.91/517.26 = 244.02/x
  3. Step 3: Cross multiply
    374.91x = 517.26 × 244.02
  4. Step 4: Simplify right side
    374.91x = 126,221.79
  5. Step 5: Solve for x
    x = 126,221.79/374.91
  6. Step 6: Final answer
    x = 336.67

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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.