Finding the Third Proportional to 986,211 and 2,122,236
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Solution
The third proportional to 986,211 and 2,122,236 is: 4,566,858.05
Step by Step Solution
- Step 1: Write the proportion equation
986,211 : 2,122,236 = 2,122,236 : x - Step 2: Convert to fraction form
986,211/2,122,236 = 2,122,236/x - Step 3: Cross multiply
986,211x = 2,122,236 × 2,122,236 - Step 4: Simplify right side
986,211x = 4,503,885,639,696 - Step 5: Solve for x
x = 4,503,885,639,696/986,211 - Step 6: Final answer
x = 4,566,858.05
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.