Finding the Third Proportional to 186,458 and 279,684
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Solution
The third proportional to 186,458 and 279,684 is: 419,521.50
Step by Step Solution
- Step 1: Write the proportion equation
186,458 : 279,684 = 279,684 : x - Step 2: Convert to fraction form
186,458/279,684 = 279,684/x - Step 3: Cross multiply
186,458x = 279,684 × 279,684 - Step 4: Simplify right side
186,458x = 78,223,139,856 - Step 5: Solve for x
x = 78,223,139,856/186,458 - Step 6: Final answer
x = 419,521.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.