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Finding the Third Proportional to 87,611.63 and 183,971.25

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Solution

The third proportional to 87,611.63 and 183,971.25 is: 386,311.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,611.63 : 183,971.25 = 183,971.25 : x
  2. Step 2: Convert to fraction form
    87,611.63/183,971.25 = 183,971.25/x
  3. Step 3: Cross multiply
    87,611.63x = 183,971.25 × 183,971.25
  4. Step 4: Simplify right side
    87,611.63x = 33,845,420,826.56
  5. Step 5: Solve for x
    x = 33,845,420,826.56/87,611.63
  6. Step 6: Final answer
    x = 386,311.99

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.