Finding the Fourth Proportional to 701,915.91, 968,644.01 and 379,625.92
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Solution
The fourth proportional to 701,915.91, 968,644.01 and 379,625.92 is: 523,883.80
Step by Step Solution
- Step 1: Write the proportion equation
701,915.91 : 968,644.01 = 379,625.92 : x - Step 2: Convert to fraction form
701,915.91/968,644.01 = 379,625.92/x - Step 3: Cross multiply
701,915.91x = 968,644.01 × 379,625.92 - Step 4: Simplify right side
701,915.91x = 367,722,373,448.74 - Step 5: Solve for x
x = 367,722,373,448.74/701,915.91 - Step 6: Final answer
x = 523,883.80
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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.