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Finding the Third Proportional to 3,631,414.78 and 5,077,545.75

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Solution

The third proportional to 3,631,414.78 and 5,077,545.75 is: 7,099,566.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,414.78 : 5,077,545.75 = 5,077,545.75 : x
  2. Step 2: Convert to fraction form
    3,631,414.78/5,077,545.75 = 5,077,545.75/x
  3. Step 3: Cross multiply
    3,631,414.78x = 5,077,545.75 × 5,077,545.75
  4. Step 4: Simplify right side
    3,631,414.78x = 25,781,470,843,343.06
  5. Step 5: Solve for x
    x = 25,781,470,843,343.06/3,631,414.78
  6. Step 6: Final answer
    x = 7,099,566.53

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.