Finding the Fourth Proportional to 543,157.97, 814,463.58 and 188,076.65
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Solution
The fourth proportional to 543,157.97, 814,463.58 and 188,076.65 is: 282,020.31
Step by Step Solution
- Step 1: Write the proportion equation
543,157.97 : 814,463.58 = 188,076.65 : x - Step 2: Convert to fraction form
543,157.97/814,463.58 = 188,076.65/x - Step 3: Cross multiply
543,157.97x = 814,463.58 × 188,076.65 - Step 4: Simplify right side
543,157.97x = 153,181,581,673.41 - Step 5: Solve for x
x = 153,181,581,673.41/543,157.97 - Step 6: Final answer
x = 282,020.31
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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.