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Finding the Third Proportional to 98,752.75 and 218,858.75

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Solution

The third proportional to 98,752.75 and 218,858.75 is: 485,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,752.75 : 218,858.75 = 218,858.75 : x
  2. Step 2: Convert to fraction form
    98,752.75/218,858.75 = 218,858.75/x
  3. Step 3: Cross multiply
    98,752.75x = 218,858.75 × 218,858.75
  4. Step 4: Simplify right side
    98,752.75x = 47,899,152,451.56
  5. Step 5: Solve for x
    x = 47,899,152,451.56/98,752.75
  6. Step 6: Final answer
    x = 485,041.20

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These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.