Finding the Third Proportional to 7,006.75 and 15,328.75
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Solution
The third proportional to 7,006.75 and 15,328.75 is: 33,534.89
Step by Step Solution
- Step 1: Write the proportion equation
7,006.75 : 15,328.75 = 15,328.75 : x - Step 2: Convert to fraction form
7,006.75/15,328.75 = 15,328.75/x - Step 3: Cross multiply
7,006.75x = 15,328.75 × 15,328.75 - Step 4: Simplify right side
7,006.75x = 234,970,576.56 - Step 5: Solve for x
x = 234,970,576.56/7,006.75 - Step 6: Final answer
x = 33,534.89
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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.