Home / 414,376.38-571,632.39-261,603.90

Finding the Fourth Proportional to 414,376.38, 571,632.39 and 261,603.90

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Solution

The fourth proportional to 414,376.38, 571,632.39 and 261,603.90 is: 360,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,376.38 : 571,632.39 = 261,603.90 : x
  2. Step 2: Convert to fraction form
    414,376.38/571,632.39 = 261,603.90/x
  3. Step 3: Cross multiply
    414,376.38x = 571,632.39 × 261,603.90
  4. Step 4: Simplify right side
    414,376.38x = 149,541,262,590.32
  5. Step 5: Solve for x
    x = 149,541,262,590.32/414,376.38
  6. Step 6: Final answer
    x = 360,882.69

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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.