Home / 322,138.29-444,562.08-178,900.71

Finding the Fourth Proportional to 322,138.29, 444,562.08 and 178,900.71

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Solution

The fourth proportional to 322,138.29, 444,562.08 and 178,900.71 is: 246,889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,138.29 : 444,562.08 = 178,900.71 : x
  2. Step 2: Convert to fraction form
    322,138.29/444,562.08 = 178,900.71/x
  3. Step 3: Cross multiply
    322,138.29x = 444,562.08 × 178,900.71
  4. Step 4: Simplify right side
    322,138.29x = 79,532,471,751.08
  5. Step 5: Solve for x
    x = 79,532,471,751.08/322,138.29
  6. Step 6: Final answer
    x = 246,889.22

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1.5x scale

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.