Finding the Fourth Proportional to 7,382,361.92, 10,185,734.56 and 4,324,933.44
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Solution
The fourth proportional to 7,382,361.92, 10,185,734.56 and 4,324,933.44 is: 5,967,280.46
Step by Step Solution
- Step 1: Write the proportion equation
7,382,361.92 : 10,185,734.56 = 4,324,933.44 : x - Step 2: Convert to fraction form
7,382,361.92/10,185,734.56 = 4,324,933.44/x - Step 3: Cross multiply
7,382,361.92x = 10,185,734.56 × 4,324,933.44 - Step 4: Simplify right side
7,382,361.92x = 44,052,624,009,507.70 - Step 5: Solve for x
x = 44,052,624,009,507.70/7,382,361.92 - Step 6: Final answer
x = 5,967,280.46
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1.5x scale
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.