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Finding the Fourth Proportional to 337.65, 449.37 and 337.65

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Solution

The fourth proportional to 337.65, 449.37 and 337.65 is: 449.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.65 : 449.37 = 337.65 : x
  2. Step 2: Convert to fraction form
    337.65/449.37 = 337.65/x
  3. Step 3: Cross multiply
    337.65x = 449.37 × 337.65
  4. Step 4: Simplify right side
    337.65x = 151,728.09
  5. Step 5: Solve for x
    x = 151,728.09/337.65
  6. Step 6: Final answer
    x = 449.37

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.