Finding the Third Proportional to 921,550.50 and 1,916,649
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Solution
The third proportional to 921,550.50 and 1,916,649 is: 3,986,263.79
Step by Step Solution
- Step 1: Write the proportion equation
921,550.50 : 1,916,649 = 1,916,649 : x - Step 2: Convert to fraction form
921,550.50/1,916,649 = 1,916,649/x - Step 3: Cross multiply
921,550.50x = 1,916,649 × 1,916,649 - Step 4: Simplify right side
921,550.50x = 3,673,543,389,201 - Step 5: Solve for x
x = 3,673,543,389,201/921,550.50 - Step 6: Final answer
x = 3,986,263.79
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.