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Finding the Third Proportional to 9,661,612.50 and 20,836,471.50

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Solution

The third proportional to 9,661,612.50 and 20,836,471.50 is: 44,936,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661,612.50 : 20,836,471.50 = 20,836,471.50 : x
  2. Step 2: Convert to fraction form
    9,661,612.50/20,836,471.50 = 20,836,471.50/x
  3. Step 3: Cross multiply
    9,661,612.50x = 20,836,471.50 × 20,836,471.50
  4. Step 4: Simplify right side
    9,661,612.50x = 434,158,544,570,312.25
  5. Step 5: Solve for x
    x = 434,158,544,570,312.25/9,661,612.50
  6. Step 6: Final answer
    x = 44,936,447.68

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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.