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Finding the Third Proportional to 16,851,825.94 and 36,306,885.56

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Solution

The third proportional to 16,851,825.94 and 36,306,885.56 is: 78,222,380.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851,825.94 : 36,306,885.56 = 36,306,885.56 : x
  2. Step 2: Convert to fraction form
    16,851,825.94/36,306,885.56 = 36,306,885.56/x
  3. Step 3: Cross multiply
    16,851,825.94x = 36,306,885.56 × 36,306,885.56
  4. Step 4: Simplify right side
    16,851,825.94x = 1,318,189,939,248,471
  5. Step 5: Solve for x
    x = 1,318,189,939,248,471/16,851,825.94
  6. Step 6: Final answer
    x = 78,222,380.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.