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Finding the Fourth Proportional to 337.74, 503.56 and 334.38

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Solution

The fourth proportional to 337.74, 503.56 and 334.38 is: 498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.74 : 503.56 = 334.38 : x
  2. Step 2: Convert to fraction form
    337.74/503.56 = 334.38/x
  3. Step 3: Cross multiply
    337.74x = 503.56 × 334.38
  4. Step 4: Simplify right side
    337.74x = 168,380.39
  5. Step 5: Solve for x
    x = 168,380.39/337.74
  6. Step 6: Final answer
    x = 498.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.