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Finding the Third Proportional to 92,788.88 and 198,699.75

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Solution

The third proportional to 92,788.88 and 198,699.75 is: 425,499.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,788.88 : 198,699.75 = 198,699.75 : x
  2. Step 2: Convert to fraction form
    92,788.88/198,699.75 = 198,699.75/x
  3. Step 3: Cross multiply
    92,788.88x = 198,699.75 × 198,699.75
  4. Step 4: Simplify right side
    92,788.88x = 39,481,590,650.06
  5. Step 5: Solve for x
    x = 39,481,590,650.06/92,788.88
  6. Step 6: Final answer
    x = 425,499.18

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.