Finding the Fourth Proportional to 543,840.14, 815,479.99 and 244,063.73
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Solution
The fourth proportional to 543,840.14, 815,479.99 and 244,063.73 is: 365,969.84
Step by Step Solution
- Step 1: Write the proportion equation
543,840.14 : 815,479.99 = 244,063.73 : x - Step 2: Convert to fraction form
543,840.14/815,479.99 = 244,063.73/x - Step 3: Cross multiply
543,840.14x = 815,479.99 × 244,063.73 - Step 4: Simplify right side
543,840.14x = 199,029,089,528.30 - Step 5: Solve for x
x = 199,029,089,528.30/543,840.14 - Step 6: Final answer
x = 365,969.84
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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.