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Finding the Third Proportional to 818,928 and 1,771,992

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Solution

The third proportional to 818,928 and 1,771,992 is: 3,834,226.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,928 : 1,771,992 = 1,771,992 : x
  2. Step 2: Convert to fraction form
    818,928/1,771,992 = 1,771,992/x
  3. Step 3: Cross multiply
    818,928x = 1,771,992 × 1,771,992
  4. Step 4: Simplify right side
    818,928x = 3,139,955,648,064
  5. Step 5: Solve for x
    x = 3,139,955,648,064/818,928
  6. Step 6: Final answer
    x = 3,834,226.76

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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.