Finding the Fourth Proportional to 6,193,604.70, 9,290,407.05 and 1,644,644.70
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Solution
The fourth proportional to 6,193,604.70, 9,290,407.05 and 1,644,644.70 is: 2,466,967.05
Step by Step Solution
- Step 1: Write the proportion equation
6,193,604.70 : 9,290,407.05 = 1,644,644.70 : x - Step 2: Convert to fraction form
6,193,604.70/9,290,407.05 = 1,644,644.70/x - Step 3: Cross multiply
6,193,604.70x = 9,290,407.05 × 1,644,644.70 - Step 4: Simplify right side
6,193,604.70x = 15,279,418,715,625.14 - Step 5: Solve for x
x = 15,279,418,715,625.14/6,193,604.70 - Step 6: Final answer
x = 2,466,967.05
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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.