Finding the Fourth Proportional to 707,585.71, 1,061,387.79 and 202,163.18
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Solution
The fourth proportional to 707,585.71, 1,061,387.79 and 202,163.18 is: 303,247.41
Step by Step Solution
- Step 1: Write the proportion equation
707,585.71 : 1,061,387.79 = 202,163.18 : x - Step 2: Convert to fraction form
707,585.71/1,061,387.79 = 202,163.18/x - Step 3: Cross multiply
707,585.71x = 1,061,387.79 × 202,163.18 - Step 4: Simplify right side
707,585.71x = 214,573,530,839.57 - Step 5: Solve for x
x = 214,573,530,839.57/707,585.71 - Step 6: Final answer
x = 303,247.41
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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.