Home / 825,896.21-1,238,841.90-226,857.94

Finding the Fourth Proportional to 825,896.21, 1,238,841.90 and 226,857.94

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Solution

The fourth proportional to 825,896.21, 1,238,841.90 and 226,857.94 is: 340,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,896.21 : 1,238,841.90 = 226,857.94 : x
  2. Step 2: Convert to fraction form
    825,896.21/1,238,841.90 = 226,857.94/x
  3. Step 3: Cross multiply
    825,896.21x = 1,238,841.90 × 226,857.94
  4. Step 4: Simplify right side
    825,896.21x = 281,041,115,225.48
  5. Step 5: Solve for x
    x = 281,041,115,225.48/825,896.21
  6. Step 6: Final answer
    x = 340,286.24

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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.