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Finding the Fourth Proportional to 336.09, 504.44 and 199.26

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Solution

The fourth proportional to 336.09, 504.44 and 199.26 is: 299.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.09 : 504.44 = 199.26 : x
  2. Step 2: Convert to fraction form
    336.09/504.44 = 199.26/x
  3. Step 3: Cross multiply
    336.09x = 504.44 × 199.26
  4. Step 4: Simplify right side
    336.09x = 100,514.71
  5. Step 5: Solve for x
    x = 100,514.71/336.09
  6. Step 6: Final answer
    x = 299.07

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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.