Finding the Third Proportional to 7,901.93 and 16,965.70
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Solution
The third proportional to 7,901.93 and 16,965.70 is: 36,425.92
Step by Step Solution
- Step 1: Write the proportion equation
7,901.93 : 16,965.70 = 16,965.70 : x - Step 2: Convert to fraction form
7,901.93/16,965.70 = 16,965.70/x - Step 3: Cross multiply
7,901.93x = 16,965.70 × 16,965.70 - Step 4: Simplify right side
7,901.93x = 287,835,082.53 - Step 5: Solve for x
x = 287,835,082.53/7,901.93 - Step 6: Final answer
x = 36,425.92
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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.