Home / 414,425.54-571,901.55-233,137.42

Finding the Fourth Proportional to 414,425.54, 571,901.55 and 233,137.42

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Solution

The fourth proportional to 414,425.54, 571,901.55 and 233,137.42 is: 321,726.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,425.54 : 571,901.55 = 233,137.42 : x
  2. Step 2: Convert to fraction form
    414,425.54/571,901.55 = 233,137.42/x
  3. Step 3: Cross multiply
    414,425.54x = 571,901.55 × 233,137.42
  4. Step 4: Simplify right side
    414,425.54x = 133,331,649,556.98
  5. Step 5: Solve for x
    x = 133,331,649,556.98/414,425.54
  6. Step 6: Final answer
    x = 321,726.43

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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.