Home / 481,771.20-721,906.20-182,088.30

Finding the Fourth Proportional to 481,771.20, 721,906.20 and 182,088.30

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Solution

The fourth proportional to 481,771.20, 721,906.20 and 182,088.30 is: 272,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,771.20 : 721,906.20 = 182,088.30 : x
  2. Step 2: Convert to fraction form
    481,771.20/721,906.20 = 182,088.30/x
  3. Step 3: Cross multiply
    481,771.20x = 721,906.20 × 182,088.30
  4. Step 4: Simplify right side
    481,771.20x = 131,450,672,717.46
  5. Step 5: Solve for x
    x = 131,450,672,717.46/481,771.20
  6. Step 6: Final answer
    x = 272,848.76

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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.