Home / 558,750.34-836,791.44-321,594.49

Finding the Fourth Proportional to 558,750.34, 836,791.44 and 321,594.49

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Solution

The fourth proportional to 558,750.34, 836,791.44 and 321,594.49 is: 481,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,750.34 : 836,791.44 = 321,594.49 : x
  2. Step 2: Convert to fraction form
    558,750.34/836,791.44 = 321,594.49/x
  3. Step 3: Cross multiply
    558,750.34x = 836,791.44 × 321,594.49
  4. Step 4: Simplify right side
    558,750.34x = 269,107,516,383.17
  5. Step 5: Solve for x
    x = 269,107,516,383.17/558,750.34
  6. Step 6: Final answer
    x = 481,623.90

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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.