Finding the Third Proportional to 7,500.94 and 11,766.09
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Solution
The third proportional to 7,500.94 and 11,766.09 is: 18,456.49
Step by Step Solution
- Step 1: Write the proportion equation
7,500.94 : 11,766.09 = 11,766.09 : x - Step 2: Convert to fraction form
7,500.94/11,766.09 = 11,766.09/x - Step 3: Cross multiply
7,500.94x = 11,766.09 × 11,766.09 - Step 4: Simplify right side
7,500.94x = 138,440,962.13 - Step 5: Solve for x
x = 138,440,962.13/7,500.94 - Step 6: Final answer
x = 18,456.49
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.