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Finding the Third Proportional to 85,104 and 198,783

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Solution

The third proportional to 85,104 and 198,783 is: 464,310.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,104 : 198,783 = 198,783 : x
  2. Step 2: Convert to fraction form
    85,104/198,783 = 198,783/x
  3. Step 3: Cross multiply
    85,104x = 198,783 × 198,783
  4. Step 4: Simplify right side
    85,104x = 39,514,681,089
  5. Step 5: Solve for x
    x = 39,514,681,089/85,104
  6. Step 6: Final answer
    x = 464,310.50

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.