Home / 703,861.20-1,055,771.82-339,040.44

Finding the Fourth Proportional to 703,861.20, 1,055,771.82 and 339,040.44

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Solution

The fourth proportional to 703,861.20, 1,055,771.82 and 339,040.44 is: 508,551.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,861.20 : 1,055,771.82 = 339,040.44 : x
  2. Step 2: Convert to fraction form
    703,861.20/1,055,771.82 = 339,040.44/x
  3. Step 3: Cross multiply
    703,861.20x = 1,055,771.82 × 339,040.44
  4. Step 4: Simplify right side
    703,861.20x = 357,949,342,392.40
  5. Step 5: Solve for x
    x = 357,949,342,392.40/703,861.20
  6. Step 6: Final answer
    x = 508,551.04

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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.