Home / 701,855.70-1,052,783.55-281,433.30

Finding the Fourth Proportional to 701,855.70, 1,052,783.55 and 281,433.30

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Solution

The fourth proportional to 701,855.70, 1,052,783.55 and 281,433.30 is: 422,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,855.70 : 1,052,783.55 = 281,433.30 : x
  2. Step 2: Convert to fraction form
    701,855.70/1,052,783.55 = 281,433.30/x
  3. Step 3: Cross multiply
    701,855.70x = 1,052,783.55 × 281,433.30
  4. Step 4: Simplify right side
    701,855.70x = 296,288,348,662.22
  5. Step 5: Solve for x
    x = 296,288,348,662.22/701,855.70
  6. Step 6: Final answer
    x = 422,149.95

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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.