Finding the Fourth Proportional to 682,036.48, 941,217.22 and 376,125.09
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Solution
The fourth proportional to 682,036.48, 941,217.22 and 376,125.09 is: 519,056.42
Step by Step Solution
- Step 1: Write the proportion equation
682,036.48 : 941,217.22 = 376,125.09 : x - Step 2: Convert to fraction form
682,036.48/941,217.22 = 376,125.09/x - Step 3: Cross multiply
682,036.48x = 941,217.22 × 376,125.09 - Step 4: Simplify right side
682,036.48x = 354,015,411,582.05 - Step 5: Solve for x
x = 354,015,411,582.05/682,036.48 - Step 6: Final answer
x = 519,056.42
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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.