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Finding the Third Proportional to 984,673.88 and 2,120,007.75

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Solution

The third proportional to 984,673.88 and 2,120,007.75 is: 4,564,387.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,673.88 : 2,120,007.75 = 2,120,007.75 : x
  2. Step 2: Convert to fraction form
    984,673.88/2,120,007.75 = 2,120,007.75/x
  3. Step 3: Cross multiply
    984,673.88x = 2,120,007.75 × 2,120,007.75
  4. Step 4: Simplify right side
    984,673.88x = 4,494,432,860,060.06
  5. Step 5: Solve for x
    x = 4,494,432,860,060.06/984,673.88
  6. Step 6: Final answer
    x = 4,564,387.23

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.