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Finding the Fourth Proportional to 701,671.80, 1,052,441.64 and 196,277.88

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Solution

The fourth proportional to 701,671.80, 1,052,441.64 and 196,277.88 is: 294,398.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,671.80 : 1,052,441.64 = 196,277.88 : x
  2. Step 2: Convert to fraction form
    701,671.80/1,052,441.64 = 196,277.88/x
  3. Step 3: Cross multiply
    701,671.80x = 1,052,441.64 × 196,277.88
  4. Step 4: Simplify right side
    701,671.80x = 206,571,013,922.92
  5. Step 5: Solve for x
    x = 206,571,013,922.92/701,671.80
  6. Step 6: Final answer
    x = 294,398.34

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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.