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Finding the Third Proportional to 434,916 and 899,676

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Solution

The third proportional to 434,916 and 899,676 is: 1,861,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,916 : 899,676 = 899,676 : x
  2. Step 2: Convert to fraction form
    434,916/899,676 = 899,676/x
  3. Step 3: Cross multiply
    434,916x = 899,676 × 899,676
  4. Step 4: Simplify right side
    434,916x = 809,416,904,976
  5. Step 5: Solve for x
    x = 809,416,904,976/434,916
  6. Step 6: Final answer
    x = 1,861,087.90

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.