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Finding the Fourth Proportional to 234,201.69, 323,199.14 and 126,771.69

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Solution

The fourth proportional to 234,201.69, 323,199.14 and 126,771.69 is: 174,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,201.69 : 323,199.14 = 126,771.69 : x
  2. Step 2: Convert to fraction form
    234,201.69/323,199.14 = 126,771.69/x
  3. Step 3: Cross multiply
    234,201.69x = 323,199.14 × 126,771.69
  4. Step 4: Simplify right side
    234,201.69x = 40,972,500,550.49
  5. Step 5: Solve for x
    x = 40,972,500,550.49/234,201.69
  6. Step 6: Final answer
    x = 174,945.37

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1.5x scale

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.