Finding the Fourth Proportional to 5,504,206.40, 8,256,309.60 and 2,311,623.80
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Solution
The fourth proportional to 5,504,206.40, 8,256,309.60 and 2,311,623.80 is: 3,467,435.70
Step by Step Solution
- Step 1: Write the proportion equation
5,504,206.40 : 8,256,309.60 = 2,311,623.80 : x - Step 2: Convert to fraction form
5,504,206.40/8,256,309.60 = 2,311,623.80/x - Step 3: Cross multiply
5,504,206.40x = 8,256,309.60 × 2,311,623.80 - Step 4: Simplify right side
5,504,206.40x = 19,085,481,771,528.48 - Step 5: Solve for x
x = 19,085,481,771,528.48/5,504,206.40 - Step 6: Final answer
x = 3,467,435.70
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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.