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Finding the Third Proportional to 81,914.63 and 173,741.63

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Solution

The third proportional to 81,914.63 and 173,741.63 is: 368,507.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,914.63 : 173,741.63 = 173,741.63 : x
  2. Step 2: Convert to fraction form
    81,914.63/173,741.63 = 173,741.63/x
  3. Step 3: Cross multiply
    81,914.63x = 173,741.63 × 173,741.63
  4. Step 4: Simplify right side
    81,914.63x = 30,186,152,257.64
  5. Step 5: Solve for x
    x = 30,186,152,257.64/81,914.63
  6. Step 6: Final answer
    x = 368,507.48

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.