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Finding the Fourth Proportional to 234,276.67, 323,300.40 and 126,844.42

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Solution

The fourth proportional to 234,276.67, 323,300.40 and 126,844.42 is: 175,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,276.67 : 323,300.40 = 126,844.42 : x
  2. Step 2: Convert to fraction form
    234,276.67/323,300.40 = 126,844.42/x
  3. Step 3: Cross multiply
    234,276.67x = 323,300.40 × 126,844.42
  4. Step 4: Simplify right side
    234,276.67x = 41,008,851,723.77
  5. Step 5: Solve for x
    x = 41,008,851,723.77/234,276.67
  6. Step 6: Final answer
    x = 175,044.54

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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.