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Finding the Third Proportional to 434,924 and 899,692

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Solution

The third proportional to 434,924 and 899,692 is: 1,861,119.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,924 : 899,692 = 899,692 : x
  2. Step 2: Convert to fraction form
    434,924/899,692 = 899,692/x
  3. Step 3: Cross multiply
    434,924x = 899,692 × 899,692
  4. Step 4: Simplify right side
    434,924x = 809,445,694,864
  5. Step 5: Solve for x
    x = 809,445,694,864/434,924
  6. Step 6: Final answer
    x = 1,861,119.86

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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.