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Finding the Third Proportional to 277,995 and 605,886

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Solution

The third proportional to 277,995 and 605,886 is: 1,320,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,995 : 605,886 = 605,886 : x
  2. Step 2: Convert to fraction form
    277,995/605,886 = 605,886/x
  3. Step 3: Cross multiply
    277,995x = 605,886 × 605,886
  4. Step 4: Simplify right side
    277,995x = 367,097,844,996
  5. Step 5: Solve for x
    x = 367,097,844,996/277,995
  6. Step 6: Final answer
    x = 1,320,519.60

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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.