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Finding the Third Proportional to 1,268,788.50 and 2,735,631

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Solution

The third proportional to 1,268,788.50 and 2,735,631 is: 5,898,285.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,788.50 : 2,735,631 = 2,735,631 : x
  2. Step 2: Convert to fraction form
    1,268,788.50/2,735,631 = 2,735,631/x
  3. Step 3: Cross multiply
    1,268,788.50x = 2,735,631 × 2,735,631
  4. Step 4: Simplify right side
    1,268,788.50x = 7,483,676,968,161
  5. Step 5: Solve for x
    x = 7,483,676,968,161/1,268,788.50
  6. Step 6: Final answer
    x = 5,898,285.62

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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.