Finding the Third Proportional to 19,834 and 42,934
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Solution
The third proportional to 19,834 and 42,934 is: 92,937.80
Step by Step Solution
- Step 1: Write the proportion equation
19,834 : 42,934 = 42,934 : x - Step 2: Convert to fraction form
19,834/42,934 = 42,934/x - Step 3: Cross multiply
19,834x = 42,934 × 42,934 - Step 4: Simplify right side
19,834x = 1,843,328,356 - Step 5: Solve for x
x = 1,843,328,356/19,834 - Step 6: Final answer
x = 92,937.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.