Finding the Third Proportional to 8,474.63 and 11,515.92
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Solution
The third proportional to 8,474.63 and 11,515.92 is: 15,648.65
Step by Step Solution
- Step 1: Write the proportion equation
8,474.63 : 11,515.92 = 11,515.92 : x - Step 2: Convert to fraction form
8,474.63/11,515.92 = 11,515.92/x - Step 3: Cross multiply
8,474.63x = 11,515.92 × 11,515.92 - Step 4: Simplify right side
8,474.63x = 132,616,456.63 - Step 5: Solve for x
x = 132,616,456.63/8,474.63 - Step 6: Final answer
x = 15,648.65
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.