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Finding the Third Proportional to 110,930,880 and 247,353,408

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Solution

The third proportional to 110,930,880 and 247,353,408 is: 551,548,031.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,930,880 : 247,353,408 = 247,353,408 : x
  2. Step 2: Convert to fraction form
    110,930,880/247,353,408 = 247,353,408/x
  3. Step 3: Cross multiply
    110,930,880x = 247,353,408 × 247,353,408
  4. Step 4: Simplify right side
    110,930,880x = 61,183,708,449,214,464
  5. Step 5: Solve for x
    x = 61,183,708,449,214,464/110,930,880
  6. Step 6: Final answer
    x = 551,548,031.07

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.