Finding the Fourth Proportional to 7,268,233.70, 10,902,350.55 and 4,426,883.30
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Solution
The fourth proportional to 7,268,233.70, 10,902,350.55 and 4,426,883.30 is: 6,640,324.95
Step by Step Solution
- Step 1: Write the proportion equation
7,268,233.70 : 10,902,350.55 = 4,426,883.30 : x - Step 2: Convert to fraction form
7,268,233.70/10,902,350.55 = 4,426,883.30/x - Step 3: Cross multiply
7,268,233.70x = 10,902,350.55 × 4,426,883.30 - Step 4: Simplify right side
7,268,233.70x = 48,263,433,580,540.81 - Step 5: Solve for x
x = 48,263,433,580,540.81/7,268,233.70 - Step 6: Final answer
x = 6,640,324.95
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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.