Finding the Fourth Proportional to 5,514,672.70, 8,272,009.05 and 4,097,496.70
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Solution
The fourth proportional to 5,514,672.70, 8,272,009.05 and 4,097,496.70 is: 6,146,245.05
Step by Step Solution
- Step 1: Write the proportion equation
5,514,672.70 : 8,272,009.05 = 4,097,496.70 : x - Step 2: Convert to fraction form
5,514,672.70/8,272,009.05 = 4,097,496.70/x - Step 3: Cross multiply
5,514,672.70x = 8,272,009.05 × 4,097,496.70 - Step 4: Simplify right side
5,514,672.70x = 33,894,529,784,745.14 - Step 5: Solve for x
x = 33,894,529,784,745.14/5,514,672.70 - Step 6: Final answer
x = 6,146,245.05
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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.