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Finding the Third Proportional to 1,661,836.50 and 3,614,843.95

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Solution

The third proportional to 1,661,836.50 and 3,614,843.95 is: 7,863,045.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,836.50 : 3,614,843.95 = 3,614,843.95 : x
  2. Step 2: Convert to fraction form
    1,661,836.50/3,614,843.95 = 3,614,843.95/x
  3. Step 3: Cross multiply
    1,661,836.50x = 3,614,843.95 × 3,614,843.95
  4. Step 4: Simplify right side
    1,661,836.50x = 13,067,096,805,444.38
  5. Step 5: Solve for x
    x = 13,067,096,805,444.38/1,661,836.50
  6. Step 6: Final answer
    x = 7,863,045.98

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.