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Finding the Fourth Proportional to 735.31, 1,102.83 and 241.70

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Solution

The fourth proportional to 735.31, 1,102.83 and 241.70 is: 362.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    735.31 : 1,102.83 = 241.70 : x
  2. Step 2: Convert to fraction form
    735.31/1,102.83 = 241.70/x
  3. Step 3: Cross multiply
    735.31x = 1,102.83 × 241.70
  4. Step 4: Simplify right side
    735.31x = 266,554.01
  5. Step 5: Solve for x
    x = 266,554.01/735.31
  6. Step 6: Final answer
    x = 362.51

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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.