Home / 516,101.47-774,405.82-231,992.75

Finding the Fourth Proportional to 516,101.47, 774,405.82 and 231,992.75

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Solution

The fourth proportional to 516,101.47, 774,405.82 and 231,992.75 is: 348,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,101.47 : 774,405.82 = 231,992.75 : x
  2. Step 2: Convert to fraction form
    516,101.47/774,405.82 = 231,992.75/x
  3. Step 3: Cross multiply
    516,101.47x = 774,405.82 × 231,992.75
  4. Step 4: Simplify right side
    516,101.47x = 179,656,535,217.82
  5. Step 5: Solve for x
    x = 179,656,535,217.82/516,101.47
  6. Step 6: Final answer
    x = 348,103.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.