Finding the Fourth Proportional to 574,415.49, 861,224.23 and 254,392.97
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Solution
The fourth proportional to 574,415.49, 861,224.23 and 254,392.97 is: 381,412.75
Step by Step Solution
- Step 1: Write the proportion equation
574,415.49 : 861,224.23 = 254,392.97 : x - Step 2: Convert to fraction form
574,415.49/861,224.23 = 254,392.97/x - Step 3: Cross multiply
574,415.49x = 861,224.23 × 254,392.97 - Step 4: Simplify right side
574,415.49x = 219,089,389,705.66 - Step 5: Solve for x
x = 219,089,389,705.66/574,415.49 - Step 6: Final answer
x = 381,412.75
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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.