Home / 349,273.29-523,536.90-199,190.43

Finding the Fourth Proportional to 349,273.29, 523,536.90 and 199,190.43

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Solution

The fourth proportional to 349,273.29, 523,536.90 and 199,190.43 is: 298,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,273.29 : 523,536.90 = 199,190.43 : x
  2. Step 2: Convert to fraction form
    349,273.29/523,536.90 = 199,190.43/x
  3. Step 3: Cross multiply
    349,273.29x = 523,536.90 × 199,190.43
  4. Step 4: Simplify right side
    349,273.29x = 104,283,540,231.87
  5. Step 5: Solve for x
    x = 104,283,540,231.87/349,273.29
  6. Step 6: Final answer
    x = 298,572.90

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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.