Finding the Third Proportional to 6,972.75 and 15,450.75
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Solution
The third proportional to 6,972.75 and 15,450.75 is: 34,236.95
Step by Step Solution
- Step 1: Write the proportion equation
6,972.75 : 15,450.75 = 15,450.75 : x - Step 2: Convert to fraction form
6,972.75/15,450.75 = 15,450.75/x - Step 3: Cross multiply
6,972.75x = 15,450.75 × 15,450.75 - Step 4: Simplify right side
6,972.75x = 238,725,675.56 - Step 5: Solve for x
x = 238,725,675.56/6,972.75 - Step 6: Final answer
x = 34,236.95
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.