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Finding the Third Proportional to 368,066 and 782,788

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Solution

The third proportional to 368,066 and 782,788 is: 1,664,802.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,066 : 782,788 = 782,788 : x
  2. Step 2: Convert to fraction form
    368,066/782,788 = 782,788/x
  3. Step 3: Cross multiply
    368,066x = 782,788 × 782,788
  4. Step 4: Simplify right side
    368,066x = 612,757,052,944
  5. Step 5: Solve for x
    x = 612,757,052,944/368,066
  6. Step 6: Final answer
    x = 1,664,802.11

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.