Finding the Fourth Proportional to 2,741,174.80, 4,112,021.40 and 746,630.80
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Solution
The fourth proportional to 2,741,174.80, 4,112,021.40 and 746,630.80 is: 1,120,016.80
Step by Step Solution
- Step 1: Write the proportion equation
2,741,174.80 : 4,112,021.40 = 746,630.80 : x - Step 2: Convert to fraction form
2,741,174.80/4,112,021.40 = 746,630.80/x - Step 3: Cross multiply
2,741,174.80x = 4,112,021.40 × 746,630.80 - Step 4: Simplify right side
2,741,174.80x = 3,070,161,827,499.12 - Step 5: Solve for x
x = 3,070,161,827,499.12/2,741,174.80 - Step 6: Final answer
x = 1,120,016.80
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1.5x scale
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.