Finding the Fourth Proportional to 618,161.14, 927,374.33 and 191,687.80
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Solution
The fourth proportional to 618,161.14, 927,374.33 and 191,687.80 is: 287,572.82
Step by Step Solution
- Step 1: Write the proportion equation
618,161.14 : 927,374.33 = 191,687.80 : x - Step 2: Convert to fraction form
618,161.14/927,374.33 = 191,687.80/x - Step 3: Cross multiply
618,161.14x = 927,374.33 × 191,687.80 - Step 4: Simplify right side
618,161.14x = 177,766,345,094.17 - Step 5: Solve for x
x = 177,766,345,094.17/618,161.14 - Step 6: Final answer
x = 287,572.82
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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.