Finding the Third Proportional to 1,716.19 and 3,423.09
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Solution
The third proportional to 1,716.19 and 3,423.09 is: 6,827.68
Step by Step Solution
- Step 1: Write the proportion equation
1,716.19 : 3,423.09 = 3,423.09 : x - Step 2: Convert to fraction form
1,716.19/3,423.09 = 3,423.09/x - Step 3: Cross multiply
1,716.19x = 3,423.09 × 3,423.09 - Step 4: Simplify right side
1,716.19x = 11,717,570.82 - Step 5: Solve for x
x = 11,717,570.82/1,716.19 - Step 6: Final answer
x = 6,827.68
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Why These Related Problems?
These problems maintain the same ratio (1.99) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.