Home / 593,043.94-818,399.42-321,111.75

Finding the Fourth Proportional to 593,043.94, 818,399.42 and 321,111.75

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Solution

The fourth proportional to 593,043.94, 818,399.42 and 321,111.75 is: 443,133.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,043.94 : 818,399.42 = 321,111.75 : x
  2. Step 2: Convert to fraction form
    593,043.94/818,399.42 = 321,111.75/x
  3. Step 3: Cross multiply
    593,043.94x = 818,399.42 × 321,111.75
  4. Step 4: Simplify right side
    593,043.94x = 262,797,669,553.80
  5. Step 5: Solve for x
    x = 262,797,669,553.80/593,043.94
  6. Step 6: Final answer
    x = 443,133.56

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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.