Finding the Third Proportional to 19,827 and 30,736.50
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Solution
The third proportional to 19,827 and 30,736.50 is: 47,648.78
Step by Step Solution
- Step 1: Write the proportion equation
19,827 : 30,736.50 = 30,736.50 : x - Step 2: Convert to fraction form
19,827/30,736.50 = 30,736.50/x - Step 3: Cross multiply
19,827x = 30,736.50 × 30,736.50 - Step 4: Simplify right side
19,827x = 944,732,432.25 - Step 5: Solve for x
x = 944,732,432.25/19,827 - Step 6: Final answer
x = 47,648.78
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.