Finding the Fourth Proportional to 3,634,805.80, 5,452,208.70 and 3,609,922.60
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Solution
The fourth proportional to 3,634,805.80, 5,452,208.70 and 3,609,922.60 is: 5,414,883.90
Step by Step Solution
- Step 1: Write the proportion equation
3,634,805.80 : 5,452,208.70 = 3,609,922.60 : x - Step 2: Convert to fraction form
3,634,805.80/5,452,208.70 = 3,609,922.60/x - Step 3: Cross multiply
3,634,805.80x = 5,452,208.70 × 3,609,922.60 - Step 4: Simplify right side
3,634,805.80x = 19,682,051,406,046.62 - Step 5: Solve for x
x = 19,682,051,406,046.62/3,634,805.80 - Step 6: Final answer
x = 5,414,883.90
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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.