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Finding the Third Proportional to 679,063.50 and 1,439,076.38

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Solution

The third proportional to 679,063.50 and 1,439,076.38 is: 3,049,701.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,063.50 : 1,439,076.38 = 1,439,076.38 : x
  2. Step 2: Convert to fraction form
    679,063.50/1,439,076.38 = 1,439,076.38/x
  3. Step 3: Cross multiply
    679,063.50x = 1,439,076.38 × 1,439,076.38
  4. Step 4: Simplify right side
    679,063.50x = 2,070,940,813,083.14
  5. Step 5: Solve for x
    x = 2,070,940,813,083.14/679,063.50
  6. Step 6: Final answer
    x = 3,049,701.26

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.