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Finding the Third Proportional to 25,260,744 and 54,406,408

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Solution

The third proportional to 25,260,744 and 54,406,408 is: 117,180,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260,744 : 54,406,408 = 54,406,408 : x
  2. Step 2: Convert to fraction form
    25,260,744/54,406,408 = 54,406,408/x
  3. Step 3: Cross multiply
    25,260,744x = 54,406,408 × 54,406,408
  4. Step 4: Simplify right side
    25,260,744x = 2,960,057,231,462,464
  5. Step 5: Solve for x
    x = 2,960,057,231,462,464/25,260,744
  6. Step 6: Final answer
    x = 117,180,128.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.