Finding the Fourth Proportional to 7,245,528.40, 10,866,737.40 and 3,202,008.40
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Solution
The fourth proportional to 7,245,528.40, 10,866,737.40 and 3,202,008.40 is: 4,802,325.31
Step by Step Solution
- Step 1: Write the proportion equation
7,245,528.40 : 10,866,737.40 = 3,202,008.40 : x - Step 2: Convert to fraction form
7,245,528.40/10,866,737.40 = 3,202,008.40/x - Step 3: Cross multiply
7,245,528.40x = 10,866,737.40 × 3,202,008.40 - Step 4: Simplify right side
7,245,528.40x = 34,795,384,435,394.16 - Step 5: Solve for x
x = 34,795,384,435,394.16/7,245,528.40 - Step 6: Final answer
x = 4,802,325.31
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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.