Finding the Fourth Proportional to 262,993.28, 362,842.08 and 149,735.84
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Solution
The fourth proportional to 262,993.28, 362,842.08 and 149,735.84 is: 206,584.99
Step by Step Solution
- Step 1: Write the proportion equation
262,993.28 : 362,842.08 = 149,735.84 : x - Step 2: Convert to fraction form
262,993.28/362,842.08 = 149,735.84/x - Step 3: Cross multiply
262,993.28x = 362,842.08 × 149,735.84 - Step 4: Simplify right side
262,993.28x = 54,330,463,636.15 - Step 5: Solve for x
x = 54,330,463,636.15/262,993.28 - Step 6: Final answer
x = 206,584.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.