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Finding the Fourth Proportional to 339,768.08, 468,852.05 and 200,044.47

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Solution

The fourth proportional to 339,768.08, 468,852.05 and 200,044.47 is: 276,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,768.08 : 468,852.05 = 200,044.47 : x
  2. Step 2: Convert to fraction form
    339,768.08/468,852.05 = 200,044.47/x
  3. Step 3: Cross multiply
    339,768.08x = 468,852.05 × 200,044.47
  4. Step 4: Simplify right side
    339,768.08x = 93,791,258,850.44
  5. Step 5: Solve for x
    x = 93,791,258,850.44/339,768.08
  6. Step 6: Final answer
    x = 276,044.94

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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.