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Finding the Fourth Proportional to 344,243.33, 516,186.77 and 154,540.37

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Solution

The fourth proportional to 344,243.33, 516,186.77 and 154,540.37 is: 231,730.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,243.33 : 516,186.77 = 154,540.37 : x
  2. Step 2: Convert to fraction form
    344,243.33/516,186.77 = 154,540.37/x
  3. Step 3: Cross multiply
    344,243.33x = 516,186.77 × 154,540.37
  4. Step 4: Simplify right side
    344,243.33x = 79,771,691,071.27
  5. Step 5: Solve for x
    x = 79,771,691,071.27/344,243.33
  6. Step 6: Final answer
    x = 231,730.54

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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.