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Finding the Third Proportional to 137,631 and 201,134.75

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Solution

The third proportional to 137,631 and 201,134.75 is: 293,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,631 : 201,134.75 = 201,134.75 : x
  2. Step 2: Convert to fraction form
    137,631/201,134.75 = 201,134.75/x
  3. Step 3: Cross multiply
    137,631x = 201,134.75 × 201,134.75
  4. Step 4: Simplify right side
    137,631x = 40,455,187,657.56
  5. Step 5: Solve for x
    x = 40,455,187,657.56/137,631
  6. Step 6: Final answer
    x = 293,939.50

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.