Home / 321,945.83-444,263.00-178,694.60

Finding the Fourth Proportional to 321,945.83, 444,263.00 and 178,694.60

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Solution

The fourth proportional to 321,945.83, 444,263.00 and 178,694.60 is: 246,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,945.83 : 444,263.00 = 178,694.60 : x
  2. Step 2: Convert to fraction form
    321,945.83/444,263.00 = 178,694.60/x
  3. Step 3: Cross multiply
    321,945.83x = 444,263.00 × 178,694.60
  4. Step 4: Simplify right side
    321,945.83x = 79,387,395,965.01
  5. Step 5: Solve for x
    x = 79,387,395,965.01/321,945.83
  6. Step 6: Final answer
    x = 246,586.19

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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.