Home / 804,339.00-1,206,240.58-324,442.86

Finding the Fourth Proportional to 804,339.00, 1,206,240.58 and 324,442.86

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Solution

The fourth proportional to 804,339.00, 1,206,240.58 and 324,442.86 is: 486,556.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,339.00 : 1,206,240.58 = 324,442.86 : x
  2. Step 2: Convert to fraction form
    804,339.00/1,206,240.58 = 324,442.86/x
  3. Step 3: Cross multiply
    804,339.00x = 1,206,240.58 × 324,442.86
  4. Step 4: Simplify right side
    804,339.00x = 391,356,135,969.84
  5. Step 5: Solve for x
    x = 391,356,135,969.84/804,339.00
  6. Step 6: Final answer
    x = 486,556.21

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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.