Finding the Fourth Proportional to 589,072.21, 883,583.63 and 189,704.14
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Solution
The fourth proportional to 589,072.21, 883,583.63 and 189,704.14 is: 284,548.26
Step by Step Solution
- Step 1: Write the proportion equation
589,072.21 : 883,583.63 = 189,704.14 : x - Step 2: Convert to fraction form
589,072.21/883,583.63 = 189,704.14/x - Step 3: Cross multiply
589,072.21x = 883,583.63 × 189,704.14 - Step 4: Simplify right side
589,072.21x = 167,619,472,647.23 - Step 5: Solve for x
x = 167,619,472,647.23/589,072.21 - Step 6: Final answer
x = 284,548.26
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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.