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Finding the Fourth Proportional to 497.69, 746.16 and 237.68

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Solution

The fourth proportional to 497.69, 746.16 and 237.68 is: 356.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497.69 : 746.16 = 237.68 : x
  2. Step 2: Convert to fraction form
    497.69/746.16 = 237.68/x
  3. Step 3: Cross multiply
    497.69x = 746.16 × 237.68
  4. Step 4: Simplify right side
    497.69x = 177,351.02
  5. Step 5: Solve for x
    x = 177,351.02/497.69
  6. Step 6: Final answer
    x = 356.35

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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.