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Finding the Third Proportional to 67,942.13 and 154,018.13

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Solution

The third proportional to 67,942.13 and 154,018.13 is: 349,143.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,942.13 : 154,018.13 = 154,018.13 : x
  2. Step 2: Convert to fraction form
    67,942.13/154,018.13 = 154,018.13/x
  3. Step 3: Cross multiply
    67,942.13x = 154,018.13 × 154,018.13
  4. Step 4: Simplify right side
    67,942.13x = 23,721,582,828.52
  5. Step 5: Solve for x
    x = 23,721,582,828.52/67,942.13
  6. Step 6: Final answer
    x = 349,143.96

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Why These Related Problems?

These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.