Finding the Fourth Proportional to 504,678.24, 696,456.63 and 275,236.02
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Solution
The fourth proportional to 504,678.24, 696,456.63 and 275,236.02 is: 379,826.07
Step by Step Solution
- Step 1: Write the proportion equation
504,678.24 : 696,456.63 = 275,236.02 : x - Step 2: Convert to fraction form
504,678.24/696,456.63 = 275,236.02/x - Step 3: Cross multiply
504,678.24x = 696,456.63 × 275,236.02 - Step 4: Simplify right side
504,678.24x = 191,689,950,943.81 - Step 5: Solve for x
x = 191,689,950,943.81/504,678.24 - Step 6: Final answer
x = 379,826.07
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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.