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Finding the Third Proportional to 804,155 and 1,768,234

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Solution

The third proportional to 804,155 and 1,768,234 is: 3,888,120.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,155 : 1,768,234 = 1,768,234 : x
  2. Step 2: Convert to fraction form
    804,155/1,768,234 = 1,768,234/x
  3. Step 3: Cross multiply
    804,155x = 1,768,234 × 1,768,234
  4. Step 4: Simplify right side
    804,155x = 3,126,651,478,756
  5. Step 5: Solve for x
    x = 3,126,651,478,756/804,155
  6. Step 6: Final answer
    x = 3,888,120.42

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.