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Finding the Fourth Proportional to 204,997.96, 307,541.49 and 62,843.77

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Solution

The fourth proportional to 204,997.96, 307,541.49 and 62,843.77 is: 94,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,997.96 : 307,541.49 = 62,843.77 : x
  2. Step 2: Convert to fraction form
    204,997.96/307,541.49 = 62,843.77/x
  3. Step 3: Cross multiply
    204,997.96x = 307,541.49 × 62,843.77
  4. Step 4: Simplify right side
    204,997.96x = 19,327,066,663.02
  5. Step 5: Solve for x
    x = 19,327,066,663.02/204,997.96
  6. Step 6: Final answer
    x = 94,279.31

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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.