Home / 481,079.44-721,904.24-268,025.68

Finding the Fourth Proportional to 481,079.44, 721,904.24 and 268,025.68

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Solution

The fourth proportional to 481,079.44, 721,904.24 and 268,025.68 is: 402,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,079.44 : 721,904.24 = 268,025.68 : x
  2. Step 2: Convert to fraction form
    481,079.44/721,904.24 = 268,025.68/x
  3. Step 3: Cross multiply
    481,079.44x = 721,904.24 × 268,025.68
  4. Step 4: Simplify right side
    481,079.44x = 193,488,874,820.88
  5. Step 5: Solve for x
    x = 193,488,874,820.88/481,079.44
  6. Step 6: Final answer
    x = 402,197.35

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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.