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Finding the Third Proportional to 11,984,880 and 18,536,652

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Solution

The third proportional to 11,984,880 and 18,536,652 is: 28,670,079.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984,880 : 18,536,652 = 18,536,652 : x
  2. Step 2: Convert to fraction form
    11,984,880/18,536,652 = 18,536,652/x
  3. Step 3: Cross multiply
    11,984,880x = 18,536,652 × 18,536,652
  4. Step 4: Simplify right side
    11,984,880x = 343,607,467,369,104
  5. Step 5: Solve for x
    x = 343,607,467,369,104/11,984,880
  6. Step 6: Final answer
    x = 28,670,079.91

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.