Home / 427,906.06-590,519.57-234,321.94

Finding the Fourth Proportional to 427,906.06, 590,519.57 and 234,321.94

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Solution

The fourth proportional to 427,906.06, 590,519.57 and 234,321.94 is: 323,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,906.06 : 590,519.57 = 234,321.94 : x
  2. Step 2: Convert to fraction form
    427,906.06/590,519.57 = 234,321.94/x
  3. Step 3: Cross multiply
    427,906.06x = 590,519.57 × 234,321.94
  4. Step 4: Simplify right side
    427,906.06x = 138,371,691,250.37
  5. Step 5: Solve for x
    x = 138,371,691,250.37/427,906.06
  6. Step 6: Final answer
    x = 323,369.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.