Finding the Third Proportional to 3,798 and 8,472
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Solution
The third proportional to 3,798 and 8,472 is: 18,898.05
Step by Step Solution
- Step 1: Write the proportion equation
3,798 : 8,472 = 8,472 : x - Step 2: Convert to fraction form
3,798/8,472 = 8,472/x - Step 3: Cross multiply
3,798x = 8,472 × 8,472 - Step 4: Simplify right side
3,798x = 71,774,784 - Step 5: Solve for x
x = 71,774,784/3,798 - Step 6: Final answer
x = 18,898.05
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.