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Finding the Third Proportional to 13,004,280 and 20,251,012

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Solution

The third proportional to 13,004,280 and 20,251,012 is: 31,536,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004,280 : 20,251,012 = 20,251,012 : x
  2. Step 2: Convert to fraction form
    13,004,280/20,251,012 = 20,251,012/x
  3. Step 3: Cross multiply
    13,004,280x = 20,251,012 × 20,251,012
  4. Step 4: Simplify right side
    13,004,280x = 410,103,487,024,144
  5. Step 5: Solve for x
    x = 410,103,487,024,144/13,004,280
  6. Step 6: Final answer
    x = 31,536,039.44

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.