Finding the Third Proportional to 7,892 and 18,264
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Solution
The third proportional to 7,892 and 18,264 is: 42,267.32
Step by Step Solution
- Step 1: Write the proportion equation
7,892 : 18,264 = 18,264 : x - Step 2: Convert to fraction form
7,892/18,264 = 18,264/x - Step 3: Cross multiply
7,892x = 18,264 × 18,264 - Step 4: Simplify right side
7,892x = 333,573,696 - Step 5: Solve for x
x = 333,573,696/7,892 - Step 6: Final answer
x = 42,267.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.