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Finding the Fourth Proportional to 794.91, 1,096.96 and 440.82

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Solution

The fourth proportional to 794.91, 1,096.96 and 440.82 is: 608.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.91 : 1,096.96 = 440.82 : x
  2. Step 2: Convert to fraction form
    794.91/1,096.96 = 440.82/x
  3. Step 3: Cross multiply
    794.91x = 1,096.96 × 440.82
  4. Step 4: Simplify right side
    794.91x = 483,561.91
  5. Step 5: Solve for x
    x = 483,561.91/794.91
  6. Step 6: Final answer
    x = 608.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.