Finding the Third Proportional to 651,493.13 and 990,522.84
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Solution
The third proportional to 651,493.13 and 990,522.84 is: 1,505,979.83
Step by Step Solution
- Step 1: Write the proportion equation
651,493.13 : 990,522.84 = 990,522.84 : x - Step 2: Convert to fraction form
651,493.13/990,522.84 = 990,522.84/x - Step 3: Cross multiply
651,493.13x = 990,522.84 × 990,522.84 - Step 4: Simplify right side
651,493.13x = 981,135,503,990.59 - Step 5: Solve for x
x = 981,135,503,990.59/651,493.13 - Step 6: Final answer
x = 1,505,979.83
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.