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Finding the Fourth Proportional to 336.33, 504.08 and 254.94

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Solution

The fourth proportional to 336.33, 504.08 and 254.94 is: 382.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.33 : 504.08 = 254.94 : x
  2. Step 2: Convert to fraction form
    336.33/504.08 = 254.94/x
  3. Step 3: Cross multiply
    336.33x = 504.08 × 254.94
  4. Step 4: Simplify right side
    336.33x = 128,508.88
  5. Step 5: Solve for x
    x = 128,508.88/336.33
  6. Step 6: Final answer
    x = 382.09

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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.