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Finding the Third Proportional to 1,766,728 and 3,813,228

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Solution

The third proportional to 1,766,728 and 3,813,228 is: 8,230,303.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,728 : 3,813,228 = 3,813,228 : x
  2. Step 2: Convert to fraction form
    1,766,728/3,813,228 = 3,813,228/x
  3. Step 3: Cross multiply
    1,766,728x = 3,813,228 × 3,813,228
  4. Step 4: Simplify right side
    1,766,728x = 14,540,707,779,984
  5. Step 5: Solve for x
    x = 14,540,707,779,984/1,766,728
  6. Step 6: Final answer
    x = 8,230,303.58

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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.