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Finding the Fourth Proportional to 863.33, 1,295.37 and 452.37

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Solution

The fourth proportional to 863.33, 1,295.37 and 452.37 is: 678.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    863.33 : 1,295.37 = 452.37 : x
  2. Step 2: Convert to fraction form
    863.33/1,295.37 = 452.37/x
  3. Step 3: Cross multiply
    863.33x = 1,295.37 × 452.37
  4. Step 4: Simplify right side
    863.33x = 585,983.37
  5. Step 5: Solve for x
    x = 585,983.37/863.33
  6. Step 6: Final answer
    x = 678.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.