Finding the Fourth Proportional to 5,204,759.94, 7,181,711.64 and 3,269,649.96
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Solution
The fourth proportional to 5,204,759.94, 7,181,711.64 and 3,269,649.96 is: 4,511,578.53
Step by Step Solution
- Step 1: Write the proportion equation
5,204,759.94 : 7,181,711.64 = 3,269,649.96 : x - Step 2: Convert to fraction form
5,204,759.94/7,181,711.64 = 3,269,649.96/x - Step 3: Cross multiply
5,204,759.94x = 7,181,711.64 × 3,269,649.96 - Step 4: Simplify right side
5,204,759.94x = 23,481,683,176,457.53 - Step 5: Solve for x
x = 23,481,683,176,457.53/5,204,759.94 - Step 6: Final answer
x = 4,511,578.53
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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.