Home / 481,769.20-721,903.20-182,086.30

Finding the Fourth Proportional to 481,769.20, 721,903.20 and 182,086.30

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Solution

The fourth proportional to 481,769.20, 721,903.20 and 182,086.30 is: 272,845.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,769.20 : 721,903.20 = 182,086.30 : x
  2. Step 2: Convert to fraction form
    481,769.20/721,903.20 = 182,086.30/x
  3. Step 3: Cross multiply
    481,769.20x = 721,903.20 × 182,086.30
  4. Step 4: Simplify right side
    481,769.20x = 131,448,682,646.16
  5. Step 5: Solve for x
    x = 131,448,682,646.16/481,769.20
  6. Step 6: Final answer
    x = 272,845.76

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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.