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Finding the Fourth Proportional to 697.82, 1,046.97 and 601.22

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Solution

The fourth proportional to 697.82, 1,046.97 and 601.22 is: 902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    697.82 : 1,046.97 = 601.22 : x
  2. Step 2: Convert to fraction form
    697.82/1,046.97 = 601.22/x
  3. Step 3: Cross multiply
    697.82x = 1,046.97 × 601.22
  4. Step 4: Simplify right side
    697.82x = 629,459.30
  5. Step 5: Solve for x
    x = 629,459.30/697.82
  6. Step 6: Final answer
    x = 902.04

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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.