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Finding the Third Proportional to 4,721,912 and 10,436,182

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Solution

The third proportional to 4,721,912 and 10,436,182 is: 23,065,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,912 : 10,436,182 = 10,436,182 : x
  2. Step 2: Convert to fraction form
    4,721,912/10,436,182 = 10,436,182/x
  3. Step 3: Cross multiply
    4,721,912x = 10,436,182 × 10,436,182
  4. Step 4: Simplify right side
    4,721,912x = 108,913,894,737,124
  5. Step 5: Solve for x
    x = 108,913,894,737,124/4,721,912
  6. Step 6: Final answer
    x = 23,065,634.16

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.