Home / 804,520.92-1,206,765.60-324,735.96

Finding the Fourth Proportional to 804,520.92, 1,206,765.60 and 324,735.96

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Solution

The fourth proportional to 804,520.92, 1,206,765.60 and 324,735.96 is: 487,097.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,520.92 : 1,206,765.60 = 324,735.96 : x
  2. Step 2: Convert to fraction form
    804,520.92/1,206,765.60 = 324,735.96/x
  3. Step 3: Cross multiply
    804,520.92x = 1,206,765.60 × 324,735.96
  4. Step 4: Simplify right side
    804,520.92x = 391,880,185,610.98
  5. Step 5: Solve for x
    x = 391,880,185,610.98/804,520.92
  6. Step 6: Final answer
    x = 487,097.57

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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.