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Finding the Third Proportional to 13,933,401 and 20,490,402

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Solution

The third proportional to 13,933,401 and 20,490,402 is: 30,133,100.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933,401 : 20,490,402 = 20,490,402 : x
  2. Step 2: Convert to fraction form
    13,933,401/20,490,402 = 20,490,402/x
  3. Step 3: Cross multiply
    13,933,401x = 20,490,402 × 20,490,402
  4. Step 4: Simplify right side
    13,933,401x = 419,856,574,121,604
  5. Step 5: Solve for x
    x = 419,856,574,121,604/13,933,401
  6. Step 6: Final answer
    x = 30,133,100.61

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.