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Finding the Third Proportional to 88,391.25 and 190,788.75

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Solution

The third proportional to 88,391.25 and 190,788.75 is: 411,809.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,391.25 : 190,788.75 = 190,788.75 : x
  2. Step 2: Convert to fraction form
    88,391.25/190,788.75 = 190,788.75/x
  3. Step 3: Cross multiply
    88,391.25x = 190,788.75 × 190,788.75
  4. Step 4: Simplify right side
    88,391.25x = 36,400,347,126.56
  5. Step 5: Solve for x
    x = 36,400,347,126.56/88,391.25
  6. Step 6: Final answer
    x = 411,809.39

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.