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Finding the Third Proportional to 192,461,508 and 278,073,702

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Solution

The third proportional to 192,461,508 and 278,073,702 is: 401,768,564.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,461,508 : 278,073,702 = 278,073,702 : x
  2. Step 2: Convert to fraction form
    192,461,508/278,073,702 = 278,073,702/x
  3. Step 3: Cross multiply
    192,461,508x = 278,073,702 × 278,073,702
  4. Step 4: Simplify right side
    192,461,508x = 77,324,983,743,984,800
  5. Step 5: Solve for x
    x = 77,324,983,743,984,800/192,461,508
  6. Step 6: Final answer
    x = 401,768,564.26

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.