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Finding the Third Proportional to 5,168,840 and 11,364,544

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Solution

The third proportional to 5,168,840 and 11,364,544 is: 24,986,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,840 : 11,364,544 = 11,364,544 : x
  2. Step 2: Convert to fraction form
    5,168,840/11,364,544 = 11,364,544/x
  3. Step 3: Cross multiply
    5,168,840x = 11,364,544 × 11,364,544
  4. Step 4: Simplify right side
    5,168,840x = 129,152,860,327,936
  5. Step 5: Solve for x
    x = 129,152,860,327,936/5,168,840
  6. Step 6: Final answer
    x = 24,986,817.22

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.