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Finding the Fourth Proportional to 533,629.37, 800,551.12 and 196,671.67

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Solution

The fourth proportional to 533,629.37, 800,551.12 and 196,671.67 is: 295,046.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,629.37 : 800,551.12 = 196,671.67 : x
  2. Step 2: Convert to fraction form
    533,629.37/800,551.12 = 196,671.67/x
  3. Step 3: Cross multiply
    533,629.37x = 800,551.12 × 196,671.67
  4. Step 4: Simplify right side
    533,629.37x = 157,445,726,371.17
  5. Step 5: Solve for x
    x = 157,445,726,371.17/533,629.37
  6. Step 6: Final answer
    x = 295,046.97

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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.