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Finding the Third Proportional to 1,285,156.50 and 2,791,863

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Solution

The third proportional to 1,285,156.50 and 2,791,863 is: 6,065,019.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,156.50 : 2,791,863 = 2,791,863 : x
  2. Step 2: Convert to fraction form
    1,285,156.50/2,791,863 = 2,791,863/x
  3. Step 3: Cross multiply
    1,285,156.50x = 2,791,863 × 2,791,863
  4. Step 4: Simplify right side
    1,285,156.50x = 7,794,499,010,769
  5. Step 5: Solve for x
    x = 7,794,499,010,769/1,285,156.50
  6. Step 6: Final answer
    x = 6,065,019.33

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.