Home / 589,616.20-883,986.90-252,380.80

Finding the Fourth Proportional to 589,616.20, 883,986.90 and 252,380.80

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Solution

The fourth proportional to 589,616.20, 883,986.90 and 252,380.80 is: 378,383.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,616.20 : 883,986.90 = 252,380.80 : x
  2. Step 2: Convert to fraction form
    589,616.20/883,986.90 = 252,380.80/x
  3. Step 3: Cross multiply
    589,616.20x = 883,986.90 × 252,380.80
  4. Step 4: Simplify right side
    589,616.20x = 223,101,321,011.52
  5. Step 5: Solve for x
    x = 223,101,321,011.52/589,616.20
  6. Step 6: Final answer
    x = 378,383.97

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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.