Home / 414,439.87-571,894.32-233,115.70

Finding the Fourth Proportional to 414,439.87, 571,894.32 and 233,115.70

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Solution

The fourth proportional to 414,439.87, 571,894.32 and 233,115.70 is: 321,681.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,439.87 : 571,894.32 = 233,115.70 : x
  2. Step 2: Convert to fraction form
    414,439.87/571,894.32 = 233,115.70/x
  3. Step 3: Cross multiply
    414,439.87x = 571,894.32 × 233,115.70
  4. Step 4: Simplify right side
    414,439.87x = 133,317,544,732.82
  5. Step 5: Solve for x
    x = 133,317,544,732.82/414,439.87
  6. Step 6: Final answer
    x = 321,681.27

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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.