Home / 414,983.97-572,942.72-338,685.33

Finding the Fourth Proportional to 414,983.97, 572,942.72 and 338,685.33

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Solution

The fourth proportional to 414,983.97, 572,942.72 and 338,685.33 is: 467,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,983.97 : 572,942.72 = 338,685.33 : x
  2. Step 2: Convert to fraction form
    414,983.97/572,942.72 = 338,685.33/x
  3. Step 3: Cross multiply
    414,983.97x = 572,942.72 × 338,685.33
  4. Step 4: Simplify right side
    414,983.97x = 194,047,292,500.87
  5. Step 5: Solve for x
    x = 194,047,292,500.87/414,983.97
  6. Step 6: Final answer
    x = 467,601.90

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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.