Finding the Fourth Proportional to 481,294.80, 664,202.43 and 277,330.05
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Solution
The fourth proportional to 481,294.80, 664,202.43 and 277,330.05 is: 382,724.46
Step by Step Solution
- Step 1: Write the proportion equation
481,294.80 : 664,202.43 = 277,330.05 : x - Step 2: Convert to fraction form
481,294.80/664,202.43 = 277,330.05/x - Step 3: Cross multiply
481,294.80x = 664,202.43 × 277,330.05 - Step 4: Simplify right side
481,294.80x = 184,203,293,122.02 - Step 5: Solve for x
x = 184,203,293,122.02/481,294.80 - Step 6: Final answer
x = 382,724.46
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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.