Finding the Fourth Proportional to 757,993.14, 1,136,609.37 and 252,376.02
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Solution
The fourth proportional to 757,993.14, 1,136,609.37 and 252,376.02 is: 378,437.39
Step by Step Solution
- Step 1: Write the proportion equation
757,993.14 : 1,136,609.37 = 252,376.02 : x - Step 2: Convert to fraction form
757,993.14/1,136,609.37 = 252,376.02/x - Step 3: Cross multiply
757,993.14x = 1,136,609.37 × 252,376.02 - Step 4: Simplify right side
757,993.14x = 286,852,949,095.31 - Step 5: Solve for x
x = 286,852,949,095.31/757,993.14 - Step 6: Final answer
x = 378,437.39
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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.