Home / 516,280.99-774,155.33-231,727.60

Finding the Fourth Proportional to 516,280.99, 774,155.33 and 231,727.60

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Solution

The fourth proportional to 516,280.99, 774,155.33 and 231,727.60 is: 347,471.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,280.99 : 774,155.33 = 231,727.60 : x
  2. Step 2: Convert to fraction form
    516,280.99/774,155.33 = 231,727.60/x
  3. Step 3: Cross multiply
    516,280.99x = 774,155.33 × 231,727.60
  4. Step 4: Simplify right side
    516,280.99x = 179,393,156,305.97
  5. Step 5: Solve for x
    x = 179,393,156,305.97/516,280.99
  6. Step 6: Final answer
    x = 347,471.94

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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.