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Finding the Third Proportional to 5,740,448 and 12,489,752

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Solution

The third proportional to 5,740,448 and 12,489,752 is: 27,174,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,740,448 : 12,489,752 = 12,489,752 : x
  2. Step 2: Convert to fraction form
    5,740,448/12,489,752 = 12,489,752/x
  3. Step 3: Cross multiply
    5,740,448x = 12,489,752 × 12,489,752
  4. Step 4: Simplify right side
    5,740,448x = 155,993,905,021,504
  5. Step 5: Solve for x
    x = 155,993,905,021,504/5,740,448
  6. Step 6: Final answer
    x = 27,174,517.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.