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Finding the Third Proportional to 939,303 and 2,028,645

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Solution

The third proportional to 939,303 and 2,028,645 is: 4,381,334.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,303 : 2,028,645 = 2,028,645 : x
  2. Step 2: Convert to fraction form
    939,303/2,028,645 = 2,028,645/x
  3. Step 3: Cross multiply
    939,303x = 2,028,645 × 2,028,645
  4. Step 4: Simplify right side
    939,303x = 4,115,400,536,025
  5. Step 5: Solve for x
    x = 4,115,400,536,025/939,303
  6. Step 6: Final answer
    x = 4,381,334.39

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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.