Home / 593,131.06-818,516.79-321,192.73

Finding the Fourth Proportional to 593,131.06, 818,516.79 and 321,192.73

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Solution

The fourth proportional to 593,131.06, 818,516.79 and 321,192.73 is: 443,243.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,131.06 : 818,516.79 = 321,192.73 : x
  2. Step 2: Convert to fraction form
    593,131.06/818,516.79 = 321,192.73/x
  3. Step 3: Cross multiply
    593,131.06x = 818,516.79 × 321,192.73
  4. Step 4: Simplify right side
    593,131.06x = 262,901,640,960.92
  5. Step 5: Solve for x
    x = 262,901,640,960.92/593,131.06
  6. Step 6: Final answer
    x = 443,243.76

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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.