Home / 825,760.17-1,238,642.19-226,729.53

Finding the Fourth Proportional to 825,760.17, 1,238,642.19 and 226,729.53

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Solution

The fourth proportional to 825,760.17, 1,238,642.19 and 226,729.53 is: 340,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,760.17 : 1,238,642.19 = 226,729.53 : x
  2. Step 2: Convert to fraction form
    825,760.17/1,238,642.19 = 226,729.53/x
  3. Step 3: Cross multiply
    825,760.17x = 1,238,642.19 × 226,729.53
  4. Step 4: Simplify right side
    825,760.17x = 280,836,761,576.87
  5. Step 5: Solve for x
    x = 280,836,761,576.87/825,760.17
  6. Step 6: Final answer
    x = 340,094.83

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1.5x scale

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.