Home / 502,942.88-694,047.30-276,588.38

Finding the Fourth Proportional to 502,942.88, 694,047.30 and 276,588.38

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Solution

The fourth proportional to 502,942.88, 694,047.30 and 276,588.38 is: 381,684.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,942.88 : 694,047.30 = 276,588.38 : x
  2. Step 2: Convert to fraction form
    502,942.88/694,047.30 = 276,588.38/x
  3. Step 3: Cross multiply
    502,942.88x = 694,047.30 × 276,588.38
  4. Step 4: Simplify right side
    502,942.88x = 191,965,418,350.37
  5. Step 5: Solve for x
    x = 191,965,418,350.37/502,942.88
  6. Step 6: Final answer
    x = 381,684.33

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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.