Finding the Fourth Proportional to 4,740,975.06, 6,542,842.13 and 2,676,340.44
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Solution
The fourth proportional to 4,740,975.06, 6,542,842.13 and 2,676,340.44 is: 3,693,517.21
Step by Step Solution
- Step 1: Write the proportion equation
4,740,975.06 : 6,542,842.13 = 2,676,340.44 : x - Step 2: Convert to fraction form
4,740,975.06/6,542,842.13 = 2,676,340.44/x - Step 3: Cross multiply
4,740,975.06x = 6,542,842.13 × 2,676,340.44 - Step 4: Simplify right side
4,740,975.06x = 17,510,872,981,709.31 - Step 5: Solve for x
x = 17,510,872,981,709.31/4,740,975.06 - Step 6: Final answer
x = 3,693,517.21
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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.