Finding the Third Proportional to 768,982.99 and 1,682,716.15
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Solution
The third proportional to 768,982.99 and 1,682,716.15 is: 3,682,179.79
Step by Step Solution
- Step 1: Write the proportion equation
768,982.99 : 1,682,716.15 = 1,682,716.15 : x - Step 2: Convert to fraction form
768,982.99/1,682,716.15 = 1,682,716.15/x - Step 3: Cross multiply
768,982.99x = 1,682,716.15 × 1,682,716.15 - Step 4: Simplify right side
768,982.99x = 2,831,533,636,212.33 - Step 5: Solve for x
x = 2,831,533,636,212.33/768,982.99 - Step 6: Final answer
x = 3,682,179.79
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.