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Finding the Third Proportional to 818,580 and 1,771,676

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Solution

The third proportional to 818,580 and 1,771,676 is: 3,834,488.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,580 : 1,771,676 = 1,771,676 : x
  2. Step 2: Convert to fraction form
    818,580/1,771,676 = 1,771,676/x
  3. Step 3: Cross multiply
    818,580x = 1,771,676 × 1,771,676
  4. Step 4: Simplify right side
    818,580x = 3,138,835,848,976
  5. Step 5: Solve for x
    x = 3,138,835,848,976/818,580
  6. Step 6: Final answer
    x = 3,834,488.81

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.