Finding the Fourth Proportional to 4,436,676.48, 6,122,613.53 and 2,399,485.98
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Solution
The fourth proportional to 4,436,676.48, 6,122,613.53 and 2,399,485.98 is: 3,311,290.65
Step by Step Solution
- Step 1: Write the proportion equation
4,436,676.48 : 6,122,613.53 = 2,399,485.98 : x - Step 2: Convert to fraction form
4,436,676.48/6,122,613.53 = 2,399,485.98/x - Step 3: Cross multiply
4,436,676.48x = 6,122,613.53 × 2,399,485.98 - Step 4: Simplify right side
4,436,676.48x = 14,691,125,332,192.02 - Step 5: Solve for x
x = 14,691,125,332,192.02/4,436,676.48 - Step 6: Final answer
x = 3,311,290.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.