Home / 481,794.20-721,940.70-182,111.30

Finding the Fourth Proportional to 481,794.20, 721,940.70 and 182,111.30

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Solution

The fourth proportional to 481,794.20, 721,940.70 and 182,111.30 is: 272,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,794.20 : 721,940.70 = 182,111.30 : x
  2. Step 2: Convert to fraction form
    481,794.20/721,940.70 = 182,111.30/x
  3. Step 3: Cross multiply
    481,794.20x = 721,940.70 × 182,111.30
  4. Step 4: Simplify right side
    481,794.20x = 131,473,559,399.91
  5. Step 5: Solve for x
    x = 131,473,559,399.91/481,794.20
  6. Step 6: Final answer
    x = 272,883.23

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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.