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Finding the Fourth Proportional to 497.35, 746.08 and 168.29

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Solution

The fourth proportional to 497.35, 746.08 and 168.29 is: 252.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    497.35 : 746.08 = 168.29 : x
  2. Step 2: Convert to fraction form
    497.35/746.08 = 168.29/x
  3. Step 3: Cross multiply
    497.35x = 746.08 × 168.29
  4. Step 4: Simplify right side
    497.35x = 125,556.45
  5. Step 5: Solve for x
    x = 125,556.45/497.35
  6. Step 6: Final answer
    x = 252.45

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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.