Finding the Fourth Proportional to 5,999,712.60, 8,279,586.63 and 3,246,446.70
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Solution
The fourth proportional to 5,999,712.60, 8,279,586.63 and 3,246,446.70 is: 4,480,087.38
Step by Step Solution
- Step 1: Write the proportion equation
5,999,712.60 : 8,279,586.63 = 3,246,446.70 : x - Step 2: Convert to fraction form
5,999,712.60/8,279,586.63 = 3,246,446.70/x - Step 3: Cross multiply
5,999,712.60x = 8,279,586.63 × 3,246,446.70 - Step 4: Simplify right side
5,999,712.60x = 26,879,236,708,535.53 - Step 5: Solve for x
x = 26,879,236,708,535.53/5,999,712.60 - Step 6: Final answer
x = 4,480,087.38
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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.