Home / 441,583.56-661,932.47-205,092.32

Finding the Fourth Proportional to 441,583.56, 661,932.47 and 205,092.32

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Solution

The fourth proportional to 441,583.56, 661,932.47 and 205,092.32 is: 307,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,583.56 : 661,932.47 = 205,092.32 : x
  2. Step 2: Convert to fraction form
    441,583.56/661,932.47 = 205,092.32/x
  3. Step 3: Cross multiply
    441,583.56x = 661,932.47 × 205,092.32
  4. Step 4: Simplify right side
    441,583.56x = 135,757,261,620.51
  5. Step 5: Solve for x
    x = 135,757,261,620.51/441,583.56
  6. Step 6: Final answer
    x = 307,432.78

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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.