Finding the Fourth Proportional to 5,367,527.73, 7,407,205.92 and 2,920,138.25
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Solution
The fourth proportional to 5,367,527.73, 7,407,205.92 and 2,920,138.25 is: 4,029,800.38
Step by Step Solution
- Step 1: Write the proportion equation
5,367,527.73 : 7,407,205.92 = 2,920,138.25 : x - Step 2: Convert to fraction form
5,367,527.73/7,407,205.92 = 2,920,138.25/x - Step 3: Cross multiply
5,367,527.73x = 7,407,205.92 × 2,920,138.25 - Step 4: Simplify right side
5,367,527.73x = 21,630,065,295,582.41 - Step 5: Solve for x
x = 21,630,065,295,582.41/5,367,527.73 - Step 6: Final answer
x = 4,029,800.38
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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.