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Finding the Fourth Proportional to 735.10, 1,102.41 and 248.04

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Solution

The fourth proportional to 735.10, 1,102.41 and 248.04 is: 371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    735.10 : 1,102.41 = 248.04 : x
  2. Step 2: Convert to fraction form
    735.10/1,102.41 = 248.04/x
  3. Step 3: Cross multiply
    735.10x = 1,102.41 × 248.04
  4. Step 4: Simplify right side
    735.10x = 273,441.78
  5. Step 5: Solve for x
    x = 273,441.78/735.10
  6. Step 6: Final answer
    x = 371.98

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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.