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Finding the Third Proportional to 9,450,857 and 20,612,200

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Solution

The third proportional to 9,450,857 and 20,612,200 is: 44,954,948.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,450,857 : 20,612,200 = 20,612,200 : x
  2. Step 2: Convert to fraction form
    9,450,857/20,612,200 = 20,612,200/x
  3. Step 3: Cross multiply
    9,450,857x = 20,612,200 × 20,612,200
  4. Step 4: Simplify right side
    9,450,857x = 424,862,788,840,000
  5. Step 5: Solve for x
    x = 424,862,788,840,000/9,450,857
  6. Step 6: Final answer
    x = 44,954,948.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.