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Finding the Third Proportional to 222,139.97 and 335,172.94

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Solution

The third proportional to 222,139.97 and 335,172.94 is: 505,721.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,139.97 : 335,172.94 = 335,172.94 : x
  2. Step 2: Convert to fraction form
    222,139.97/335,172.94 = 335,172.94/x
  3. Step 3: Cross multiply
    222,139.97x = 335,172.94 × 335,172.94
  4. Step 4: Simplify right side
    222,139.97x = 112,340,898,032.38
  5. Step 5: Solve for x
    x = 112,340,898,032.38/222,139.97
  6. Step 6: Final answer
    x = 505,721.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.