Finding the Third Proportional to 7,651.75 and 16,221.75
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Solution
The third proportional to 7,651.75 and 16,221.75 is: 34,390.19
Step by Step Solution
- Step 1: Write the proportion equation
7,651.75 : 16,221.75 = 16,221.75 : x - Step 2: Convert to fraction form
7,651.75/16,221.75 = 16,221.75/x - Step 3: Cross multiply
7,651.75x = 16,221.75 × 16,221.75 - Step 4: Simplify right side
7,651.75x = 263,145,173.06 - Step 5: Solve for x
x = 263,145,173.06/7,651.75 - Step 6: Final answer
x = 34,390.19
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.