Home / 321,945.56-444,262.64-178,694.33

Finding the Fourth Proportional to 321,945.56, 444,262.64 and 178,694.33

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Solution

The fourth proportional to 321,945.56, 444,262.64 and 178,694.33 is: 246,585.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,945.56 : 444,262.64 = 178,694.33 : x
  2. Step 2: Convert to fraction form
    321,945.56/444,262.64 = 178,694.33/x
  3. Step 3: Cross multiply
    321,945.56x = 444,262.64 × 178,694.33
  4. Step 4: Simplify right side
    321,945.56x = 79,387,214,798.83
  5. Step 5: Solve for x
    x = 79,387,214,798.83/321,945.56
  6. Step 6: Final answer
    x = 246,585.84

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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.