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Finding the Third Proportional to 77,623.31 and 158,511.94

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Solution

The third proportional to 77,623.31 and 158,511.94 is: 323,691.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,623.31 : 158,511.94 = 158,511.94 : x
  2. Step 2: Convert to fraction form
    77,623.31/158,511.94 = 158,511.94/x
  3. Step 3: Cross multiply
    77,623.31x = 158,511.94 × 158,511.94
  4. Step 4: Simplify right side
    77,623.31x = 25,126,034,330.00
  5. Step 5: Solve for x
    x = 25,126,034,330.00/77,623.31
  6. Step 6: Final answer
    x = 323,691.86

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.