Finding the Third Proportional to 7,120.13 and 14,696.44
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Solution
The third proportional to 7,120.13 and 14,696.44 is: 30,334.48
Step by Step Solution
- Step 1: Write the proportion equation
7,120.13 : 14,696.44 = 14,696.44 : x - Step 2: Convert to fraction form
7,120.13/14,696.44 = 14,696.44/x - Step 3: Cross multiply
7,120.13x = 14,696.44 × 14,696.44 - Step 4: Simplify right side
7,120.13x = 215,985,275.19 - Step 5: Solve for x
x = 215,985,275.19/7,120.13 - Step 6: Final answer
x = 30,334.48
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Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.