Home / 773,443.20-1,159,243.20-324,163.20

Finding the Fourth Proportional to 773,443.20, 1,159,243.20 and 324,163.20

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Solution

The fourth proportional to 773,443.20, 1,159,243.20 and 324,163.20 is: 485,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,443.20 : 1,159,243.20 = 324,163.20 : x
  2. Step 2: Convert to fraction form
    773,443.20/1,159,243.20 = 324,163.20/x
  3. Step 3: Cross multiply
    773,443.20x = 1,159,243.20 × 324,163.20
  4. Step 4: Simplify right side
    773,443.20x = 375,783,985,290.24
  5. Step 5: Solve for x
    x = 375,783,985,290.24/773,443.20
  6. Step 6: Final answer
    x = 485,858.54

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Double scale
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1.5x scale

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.