Finding the Third Proportional to 7,664.63 and 16,758.14
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Solution
The third proportional to 7,664.63 and 16,758.14 is: 36,640.45
Step by Step Solution
- Step 1: Write the proportion equation
7,664.63 : 16,758.14 = 16,758.14 : x - Step 2: Convert to fraction form
7,664.63/16,758.14 = 16,758.14/x - Step 3: Cross multiply
7,664.63x = 16,758.14 × 16,758.14 - Step 4: Simplify right side
7,664.63x = 280,835,277.21 - Step 5: Solve for x
x = 280,835,277.21/7,664.63 - Step 6: Final answer
x = 36,640.45
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.