Finding the Fourth Proportional to 3,324,331.80, 4,986,497.70 and 2,904,427.80
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Solution
The fourth proportional to 3,324,331.80, 4,986,497.70 and 2,904,427.80 is: 4,356,641.70
Step by Step Solution
- Step 1: Write the proportion equation
3,324,331.80 : 4,986,497.70 = 2,904,427.80 : x - Step 2: Convert to fraction form
3,324,331.80/4,986,497.70 = 2,904,427.80/x - Step 3: Cross multiply
3,324,331.80x = 4,986,497.70 × 2,904,427.80 - Step 4: Simplify right side
3,324,331.80x = 14,482,922,544,516.06 - Step 5: Solve for x
x = 14,482,922,544,516.06/3,324,331.80 - Step 6: Final answer
x = 4,356,641.70
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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.