Finding the Third Proportional to 7,924 and 18,348
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Solution
The third proportional to 7,924 and 18,348 is: 42,484.74
Step by Step Solution
- Step 1: Write the proportion equation
7,924 : 18,348 = 18,348 : x - Step 2: Convert to fraction form
7,924/18,348 = 18,348/x - Step 3: Cross multiply
7,924x = 18,348 × 18,348 - Step 4: Simplify right side
7,924x = 336,649,104 - Step 5: Solve for x
x = 336,649,104/7,924 - Step 6: Final answer
x = 42,484.74
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Why These Related Problems?
These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.