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Finding the Fourth Proportional to 697.50, 1,046.73 and 241.50

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Solution

The fourth proportional to 697.50, 1,046.73 and 241.50 is: 362.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    697.50 : 1,046.73 = 241.50 : x
  2. Step 2: Convert to fraction form
    697.50/1,046.73 = 241.50/x
  3. Step 3: Cross multiply
    697.50x = 1,046.73 × 241.50
  4. Step 4: Simplify right side
    697.50x = 252,785.30
  5. Step 5: Solve for x
    x = 252,785.30/697.50
  6. Step 6: Final answer
    x = 362.42

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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.