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Finding the Fourth Proportional to 204,044.70, 306,067.06 and 202,076.40

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Solution

The fourth proportional to 204,044.70, 306,067.06 and 202,076.40 is: 303,114.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,044.70 : 306,067.06 = 202,076.40 : x
  2. Step 2: Convert to fraction form
    204,044.70/306,067.06 = 202,076.40/x
  3. Step 3: Cross multiply
    204,044.70x = 306,067.06 × 202,076.40
  4. Step 4: Simplify right side
    204,044.70x = 61,848,929,643.38
  5. Step 5: Solve for x
    x = 61,848,929,643.38/204,044.70
  6. Step 6: Final answer
    x = 303,114.61

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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.