Finding the Fourth Proportional to 504,486.29, 696,185.75 and 275,042.99
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Solution
The fourth proportional to 504,486.29, 696,185.75 and 275,042.99 is: 379,556.42
Step by Step Solution
- Step 1: Write the proportion equation
504,486.29 : 696,185.75 = 275,042.99 : x - Step 2: Convert to fraction form
504,486.29/696,185.75 = 275,042.99/x - Step 3: Cross multiply
504,486.29x = 696,185.75 × 275,042.99 - Step 4: Simplify right side
504,486.29x = 191,481,012,703.46 - Step 5: Solve for x
x = 191,481,012,703.46/504,486.29 - Step 6: Final answer
x = 379,556.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.