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Finding the Third Proportional to 98,079.75 and 207,929.75

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Solution

The third proportional to 98,079.75 and 207,929.75 is: 440,812.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,079.75 : 207,929.75 = 207,929.75 : x
  2. Step 2: Convert to fraction form
    98,079.75/207,929.75 = 207,929.75/x
  3. Step 3: Cross multiply
    98,079.75x = 207,929.75 × 207,929.75
  4. Step 4: Simplify right side
    98,079.75x = 43,234,780,935.06
  5. Step 5: Solve for x
    x = 43,234,780,935.06/98,079.75
  6. Step 6: Final answer
    x = 440,812.51

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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.