Finding the Fourth Proportional to 356,625.24, 492,193.24 and 220,702.96
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Solution
The fourth proportional to 356,625.24, 492,193.24 and 220,702.96 is: 304,601.28
Step by Step Solution
- Step 1: Write the proportion equation
356,625.24 : 492,193.24 = 220,702.96 : x - Step 2: Convert to fraction form
356,625.24/492,193.24 = 220,702.96/x - Step 3: Cross multiply
356,625.24x = 492,193.24 × 220,702.96 - Step 4: Simplify right side
356,625.24x = 108,628,504,959.99 - Step 5: Solve for x
x = 108,628,504,959.99/356,625.24 - Step 6: Final answer
x = 304,601.28
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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.