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Finding the Third Proportional to 691,877,862 and 1,114,151,238

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Solution

The third proportional to 691,877,862 and 1,114,151,238 is: 1,794,150,455.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,877,862 : 1,114,151,238 = 1,114,151,238 : x
  2. Step 2: Convert to fraction form
    691,877,862/1,114,151,238 = 1,114,151,238/x
  3. Step 3: Cross multiply
    691,877,862x = 1,114,151,238 × 1,114,151,238
  4. Step 4: Simplify right side
    691,877,862x = 1,241,332,981,136,932,608
  5. Step 5: Solve for x
    x = 1,241,332,981,136,932,608/691,877,862
  6. Step 6: Final answer
    x = 1,794,150,455.33

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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.