Home / 414,415.12-571,839.06-233,120.92

Finding the Fourth Proportional to 414,415.12, 571,839.06 and 233,120.92

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Solution

The fourth proportional to 414,415.12, 571,839.06 and 233,120.92 is: 321,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,415.12 : 571,839.06 = 233,120.92 : x
  2. Step 2: Convert to fraction form
    414,415.12/571,839.06 = 233,120.92/x
  3. Step 3: Cross multiply
    414,415.12x = 571,839.06 × 233,120.92
  4. Step 4: Simplify right side
    414,415.12x = 133,307,647,759.14
  5. Step 5: Solve for x
    x = 133,307,647,759.14/414,415.12
  6. Step 6: Final answer
    x = 321,676.60

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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.