Finding the Fourth Proportional to 5,850,406.05, 8,775,609.08 and 5,327,858.85
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Solution
The fourth proportional to 5,850,406.05, 8,775,609.08 and 5,327,858.85 is: 7,991,788.28
Step by Step Solution
- Step 1: Write the proportion equation
5,850,406.05 : 8,775,609.08 = 5,327,858.85 : x - Step 2: Convert to fraction form
5,850,406.05/8,775,609.08 = 5,327,858.85/x - Step 3: Cross multiply
5,850,406.05x = 8,775,609.08 × 5,327,858.85 - Step 4: Simplify right side
5,850,406.05x = 46,755,206,474,379.05 - Step 5: Solve for x
x = 46,755,206,474,379.05/5,850,406.05 - Step 6: Final answer
x = 7,991,788.28
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Double scale
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Similar ratio
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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.