Finding the Fourth Proportional to 618,190.58, 927,419.02 and 191,717.80
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Solution
The fourth proportional to 618,190.58, 927,419.02 and 191,717.80 is: 287,617.99
Step by Step Solution
- Step 1: Write the proportion equation
618,190.58 : 927,419.02 = 191,717.80 : x - Step 2: Convert to fraction form
618,190.58/927,419.02 = 191,717.80/x - Step 3: Cross multiply
618,190.58x = 927,419.02 × 191,717.80 - Step 4: Simplify right side
618,190.58x = 177,802,734,192.56 - Step 5: Solve for x
x = 177,802,734,192.56/618,190.58 - Step 6: Final answer
x = 287,617.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.