Finding the Fourth Proportional to 3,669,858.05, 5,504,787.09 and 3,669,858.05
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Solution
The fourth proportional to 3,669,858.05, 5,504,787.09 and 3,669,858.05 is: 5,504,787.09
Step by Step Solution
- Step 1: Write the proportion equation
3,669,858.05 : 5,504,787.09 = 3,669,858.05 : x - Step 2: Convert to fraction form
3,669,858.05/5,504,787.09 = 3,669,858.05/x - Step 3: Cross multiply
3,669,858.05x = 5,504,787.09 × 3,669,858.05 - Step 4: Simplify right side
3,669,858.05x = 20,201,787,215,772.57 - Step 5: Solve for x
x = 20,201,787,215,772.57/3,669,858.05 - Step 6: Final answer
x = 5,504,787.09
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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.