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Finding the Fourth Proportional to 404.37, 606.29 and 160.97

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Solution

The fourth proportional to 404.37, 606.29 and 160.97 is: 241.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    404.37 : 606.29 = 160.97 : x
  2. Step 2: Convert to fraction form
    404.37/606.29 = 160.97/x
  3. Step 3: Cross multiply
    404.37x = 606.29 × 160.97
  4. Step 4: Simplify right side
    404.37x = 97,590.67
  5. Step 5: Solve for x
    x = 97,590.67/404.37
  6. Step 6: Final answer
    x = 241.34

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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.