Home / 414,437.45-571,956.80-233,138.59

Finding the Fourth Proportional to 414,437.45, 571,956.80 and 233,138.59

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Solution

The fourth proportional to 414,437.45, 571,956.80 and 233,138.59 is: 321,749.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,437.45 : 571,956.80 = 233,138.59 : x
  2. Step 2: Convert to fraction form
    414,437.45/571,956.80 = 233,138.59/x
  3. Step 3: Cross multiply
    414,437.45x = 571,956.80 × 233,138.59
  4. Step 4: Simplify right side
    414,437.45x = 133,345,199,297.33
  5. Step 5: Solve for x
    x = 133,345,199,297.33/414,437.45
  6. Step 6: Final answer
    x = 321,749.88

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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.