Home / 411,749.29-568,226.03-230,456.56

Finding the Fourth Proportional to 411,749.29, 568,226.03 and 230,456.56

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Solution

The fourth proportional to 411,749.29, 568,226.03 and 230,456.56 is: 318,036.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,749.29 : 568,226.03 = 230,456.56 : x
  2. Step 2: Convert to fraction form
    411,749.29/568,226.03 = 230,456.56/x
  3. Step 3: Cross multiply
    411,749.29x = 568,226.03 × 230,456.56
  4. Step 4: Simplify right side
    411,749.29x = 130,951,415,331.83
  5. Step 5: Solve for x
    x = 130,951,415,331.83/411,749.29
  6. Step 6: Final answer
    x = 318,036.77

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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.