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Finding the Third Proportional to 812,840.06 and 1,770,492.94

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Solution

The third proportional to 812,840.06 and 1,770,492.94 is: 3,856,410.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,840.06 : 1,770,492.94 = 1,770,492.94 : x
  2. Step 2: Convert to fraction form
    812,840.06/1,770,492.94 = 1,770,492.94/x
  3. Step 3: Cross multiply
    812,840.06x = 1,770,492.94 × 1,770,492.94
  4. Step 4: Simplify right side
    812,840.06x = 3,134,645,241,737.38
  5. Step 5: Solve for x
    x = 3,134,645,241,737.38/812,840.06
  6. Step 6: Final answer
    x = 3,856,410.86

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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.