Home / 321,904.36-444,224.66-178,665.64

Finding the Fourth Proportional to 321,904.36, 444,224.66 and 178,665.64

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Solution

The fourth proportional to 321,904.36, 444,224.66 and 178,665.64 is: 246,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,904.36 : 444,224.66 = 178,665.64 : x
  2. Step 2: Convert to fraction form
    321,904.36/444,224.66 = 178,665.64/x
  3. Step 3: Cross multiply
    321,904.36x = 444,224.66 × 178,665.64
  4. Step 4: Simplify right side
    321,904.36x = 79,367,683,182.68
  5. Step 5: Solve for x
    x = 79,367,683,182.68/321,904.36
  6. Step 6: Final answer
    x = 246,556.72

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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.