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Finding the Third Proportional to 376,370,215.88 and 815,281,524

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Solution

The third proportional to 376,370,215.88 and 815,281,524 is: 1,766,037,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,370,215.88 : 815,281,524 = 815,281,524 : x
  2. Step 2: Convert to fraction form
    376,370,215.88/815,281,524 = 815,281,524/x
  3. Step 3: Cross multiply
    376,370,215.88x = 815,281,524 × 815,281,524
  4. Step 4: Simplify right side
    376,370,215.88x = 664,683,963,375,762,560
  5. Step 5: Solve for x
    x = 664,683,963,375,762,560/376,370,215.88
  6. Step 6: Final answer
    x = 1,766,037,628.22

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.