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Finding the Third Proportional to 899,605 and 1,862,873

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Solution

The third proportional to 899,605 and 1,862,873 is: 3,857,577.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,605 : 1,862,873 = 1,862,873 : x
  2. Step 2: Convert to fraction form
    899,605/1,862,873 = 1,862,873/x
  3. Step 3: Cross multiply
    899,605x = 1,862,873 × 1,862,873
  4. Step 4: Simplify right side
    899,605x = 3,470,295,814,129
  5. Step 5: Solve for x
    x = 3,470,295,814,129/899,605
  6. Step 6: Final answer
    x = 3,857,577.29

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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.