Finding the Fourth Proportional to 7,612,520.83, 10,504,310.79 and 4,349,546.80
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Solution
The fourth proportional to 7,612,520.83, 10,504,310.79 and 4,349,546.80 is: 6,001,821.53
Step by Step Solution
- Step 1: Write the proportion equation
7,612,520.83 : 10,504,310.79 = 4,349,546.80 : x - Step 2: Convert to fraction form
7,612,520.83/10,504,310.79 = 4,349,546.80/x - Step 3: Cross multiply
7,612,520.83x = 10,504,310.79 × 4,349,546.80 - Step 4: Simplify right side
7,612,520.83x = 45,688,991,382,849.97 - Step 5: Solve for x
x = 45,688,991,382,849.97/7,612,520.83 - Step 6: Final answer
x = 6,001,821.53
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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.