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Finding the Fourth Proportional to 404.10, 606.27 and 160.83

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Solution

The fourth proportional to 404.10, 606.27 and 160.83 is: 241.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    404.10 : 606.27 = 160.83 : x
  2. Step 2: Convert to fraction form
    404.10/606.27 = 160.83/x
  3. Step 3: Cross multiply
    404.10x = 606.27 × 160.83
  4. Step 4: Simplify right side
    404.10x = 97,506.40
  5. Step 5: Solve for x
    x = 97,506.40/404.10
  6. Step 6: Final answer
    x = 241.29

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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.