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Finding the Fourth Proportional to 893.73, 1,340.57 and 244.46

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Solution

The fourth proportional to 893.73, 1,340.57 and 244.46 is: 366.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    893.73 : 1,340.57 = 244.46 : x
  2. Step 2: Convert to fraction form
    893.73/1,340.57 = 244.46/x
  3. Step 3: Cross multiply
    893.73x = 1,340.57 × 244.46
  4. Step 4: Simplify right side
    893.73x = 327,707.82
  5. Step 5: Solve for x
    x = 327,707.82/893.73
  6. Step 6: Final answer
    x = 366.67

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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.