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Finding the Third Proportional to 87,426 and 132,846.75

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Solution

The third proportional to 87,426 and 132,846.75 is: 201,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,426 : 132,846.75 = 132,846.75 : x
  2. Step 2: Convert to fraction form
    87,426/132,846.75 = 132,846.75/x
  3. Step 3: Cross multiply
    87,426x = 132,846.75 × 132,846.75
  4. Step 4: Simplify right side
    87,426x = 17,648,258,985.56
  5. Step 5: Solve for x
    x = 17,648,258,985.56/87,426
  6. Step 6: Final answer
    x = 201,865.11

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.