Finding the Fourth Proportional to 5,184,910.10, 7,777,365.15 and 4,853,134.10
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Solution
The fourth proportional to 5,184,910.10, 7,777,365.15 and 4,853,134.10 is: 7,279,701.15
Step by Step Solution
- Step 1: Write the proportion equation
5,184,910.10 : 7,777,365.15 = 4,853,134.10 : x - Step 2: Convert to fraction form
5,184,910.10/7,777,365.15 = 4,853,134.10/x - Step 3: Cross multiply
5,184,910.10x = 7,777,365.15 × 4,853,134.10 - Step 4: Simplify right side
5,184,910.10x = 37,744,596,017,616.62 - Step 5: Solve for x
x = 37,744,596,017,616.62/5,184,910.10 - Step 6: Final answer
x = 7,279,701.15
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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.