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Finding the Fourth Proportional to 494.76, 743.29 and 468.19

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Solution

The fourth proportional to 494.76, 743.29 and 468.19 is: 703.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    494.76 : 743.29 = 468.19 : x
  2. Step 2: Convert to fraction form
    494.76/743.29 = 468.19/x
  3. Step 3: Cross multiply
    494.76x = 743.29 × 468.19
  4. Step 4: Simplify right side
    494.76x = 347,997.92
  5. Step 5: Solve for x
    x = 347,997.92/494.76
  6. Step 6: Final answer
    x = 703.37

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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.