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Finding the Third Proportional to 96,428.25 and 197,554.50

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Solution

The third proportional to 96,428.25 and 197,554.50 is: 404,733.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,428.25 : 197,554.50 = 197,554.50 : x
  2. Step 2: Convert to fraction form
    96,428.25/197,554.50 = 197,554.50/x
  3. Step 3: Cross multiply
    96,428.25x = 197,554.50 × 197,554.50
  4. Step 4: Simplify right side
    96,428.25x = 39,027,780,470.25
  5. Step 5: Solve for x
    x = 39,027,780,470.25/96,428.25
  6. Step 6: Final answer
    x = 404,733.89

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.