Finding the Third Proportional to 996,912 and 2,193,192
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Solution
The third proportional to 996,912 and 2,193,192 is: 4,824,990.72
Step by Step Solution
- Step 1: Write the proportion equation
996,912 : 2,193,192 = 2,193,192 : x - Step 2: Convert to fraction form
996,912/2,193,192 = 2,193,192/x - Step 3: Cross multiply
996,912x = 2,193,192 × 2,193,192 - Step 4: Simplify right side
996,912x = 4,810,091,148,864 - Step 5: Solve for x
x = 4,810,091,148,864/996,912 - Step 6: Final answer
x = 4,824,990.72
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.