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Finding the Fourth Proportional to 893.56, 1,232.68 and 736.44

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Solution

The fourth proportional to 893.56, 1,232.68 and 736.44 is: 1,015.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    893.56 : 1,232.68 = 736.44 : x
  2. Step 2: Convert to fraction form
    893.56/1,232.68 = 736.44/x
  3. Step 3: Cross multiply
    893.56x = 1,232.68 × 736.44
  4. Step 4: Simplify right side
    893.56x = 907,794.86
  5. Step 5: Solve for x
    x = 907,794.86/893.56
  6. Step 6: Final answer
    x = 1,015.93

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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.