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Finding the Third Proportional to 16,721,710.88 and 25,843,733.44

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Solution

The third proportional to 16,721,710.88 and 25,843,733.44 is: 39,941,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721,710.88 : 25,843,733.44 = 25,843,733.44 : x
  2. Step 2: Convert to fraction form
    16,721,710.88/25,843,733.44 = 25,843,733.44/x
  3. Step 3: Cross multiply
    16,721,710.88x = 25,843,733.44 × 25,843,733.44
  4. Step 4: Simplify right side
    16,721,710.88x = 667,898,557,988,555.62
  5. Step 5: Solve for x
    x = 667,898,557,988,555.62/16,721,710.88
  6. Step 6: Final answer
    x = 39,941,998.94

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.