Finding the Third Proportional to 664,639.50 and 1,449,573
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Solution
The third proportional to 664,639.50 and 1,449,573 is: 3,161,506.17
Step by Step Solution
- Step 1: Write the proportion equation
664,639.50 : 1,449,573 = 1,449,573 : x - Step 2: Convert to fraction form
664,639.50/1,449,573 = 1,449,573/x - Step 3: Cross multiply
664,639.50x = 1,449,573 × 1,449,573 - Step 4: Simplify right side
664,639.50x = 2,101,261,882,329 - Step 5: Solve for x
x = 2,101,261,882,329/664,639.50 - Step 6: Final answer
x = 3,161,506.17
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.