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Finding the Third Proportional to 679,888.69 and 1,481,140.69

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Solution

The third proportional to 679,888.69 and 1,481,140.69 is: 3,226,671.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,888.69 : 1,481,140.69 = 1,481,140.69 : x
  2. Step 2: Convert to fraction form
    679,888.69/1,481,140.69 = 1,481,140.69/x
  3. Step 3: Cross multiply
    679,888.69x = 1,481,140.69 × 1,481,140.69
  4. Step 4: Simplify right side
    679,888.69x = 2,193,777,736,167.97
  5. Step 5: Solve for x
    x = 2,193,777,736,167.97/679,888.69
  6. Step 6: Final answer
    x = 3,226,671.92

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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.