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Finding the Fourth Proportional to 497.92, 746.62 and 250.86

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Solution

The fourth proportional to 497.92, 746.62 and 250.86 is: 376.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    497.92 : 746.62 = 250.86 : x
  2. Step 2: Convert to fraction form
    497.92/746.62 = 250.86/x
  3. Step 3: Cross multiply
    497.92x = 746.62 × 250.86
  4. Step 4: Simplify right side
    497.92x = 187,295.84
  5. Step 5: Solve for x
    x = 187,295.84/497.92
  6. Step 6: Final answer
    x = 376.16

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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.