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Finding the Third Proportional to 13,212,425 and 20,213,526

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Solution

The third proportional to 13,212,425 and 20,213,526 is: 30,924,424.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,212,425 : 20,213,526 = 20,213,526 : x
  2. Step 2: Convert to fraction form
    13,212,425/20,213,526 = 20,213,526/x
  3. Step 3: Cross multiply
    13,212,425x = 20,213,526 × 20,213,526
  4. Step 4: Simplify right side
    13,212,425x = 408,586,633,352,676
  5. Step 5: Solve for x
    x = 408,586,633,352,676/13,212,425
  6. Step 6: Final answer
    x = 30,924,424.04

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.