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Finding the Third Proportional to 706,839,745.50 and 1,138,907,125

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Solution

The third proportional to 706,839,745.50 and 1,138,907,125 is: 1,835,082,771.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,839,745.50 : 1,138,907,125 = 1,138,907,125 : x
  2. Step 2: Convert to fraction form
    706,839,745.50/1,138,907,125 = 1,138,907,125/x
  3. Step 3: Cross multiply
    706,839,745.50x = 1,138,907,125 × 1,138,907,125
  4. Step 4: Simplify right side
    706,839,745.50x = 1,297,109,439,375,765,504
  5. Step 5: Solve for x
    x = 1,297,109,439,375,765,504/706,839,745.50
  6. Step 6: Final answer
    x = 1,835,082,771.78

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.