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Finding the Fourth Proportional to 796.91, 1,194.31 and 503.49

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Solution

The fourth proportional to 796.91, 1,194.31 and 503.49 is: 754.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.91 : 1,194.31 = 503.49 : x
  2. Step 2: Convert to fraction form
    796.91/1,194.31 = 503.49/x
  3. Step 3: Cross multiply
    796.91x = 1,194.31 × 503.49
  4. Step 4: Simplify right side
    796.91x = 601,323.14
  5. Step 5: Solve for x
    x = 601,323.14/796.91
  6. Step 6: Final answer
    x = 754.57

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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.