Finding the Fourth Proportional to 1,541,191.36, 2,311,553.76 and 419,347.84
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Solution
The fourth proportional to 1,541,191.36, 2,311,553.76 and 419,347.84 is: 628,958.29
Step by Step Solution
- Step 1: Write the proportion equation
1,541,191.36 : 2,311,553.76 = 419,347.84 : x - Step 2: Convert to fraction form
1,541,191.36/2,311,553.76 = 419,347.84/x - Step 3: Cross multiply
1,541,191.36x = 2,311,553.76 × 419,347.84 - Step 4: Simplify right side
1,541,191.36x = 969,345,076,299.88 - Step 5: Solve for x
x = 969,345,076,299.88/1,541,191.36 - Step 6: Final answer
x = 628,958.29
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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.