Home / 481,261.14-722,591.55-355,289.94

Finding the Fourth Proportional to 481,261.14, 722,591.55 and 355,289.94

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Solution

The fourth proportional to 481,261.14, 722,591.55 and 355,289.94 is: 533,451.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,261.14 : 722,591.55 = 355,289.94 : x
  2. Step 2: Convert to fraction form
    481,261.14/722,591.55 = 355,289.94/x
  3. Step 3: Cross multiply
    481,261.14x = 722,591.55 × 355,289.94
  4. Step 4: Simplify right side
    481,261.14x = 256,729,508,444.01
  5. Step 5: Solve for x
    x = 256,729,508,444.01/481,261.14
  6. Step 6: Final answer
    x = 533,451.57

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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.