Finding the Fourth Proportional to 590,163.87, 814,426.19 and 335,515.07
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Solution
The fourth proportional to 590,163.87, 814,426.19 and 335,515.07 is: 463,010.81
Step by Step Solution
- Step 1: Write the proportion equation
590,163.87 : 814,426.19 = 335,515.07 : x - Step 2: Convert to fraction form
590,163.87/814,426.19 = 335,515.07/x - Step 3: Cross multiply
590,163.87x = 814,426.19 × 335,515.07 - Step 4: Simplify right side
590,163.87x = 273,252,254,397.98 - Step 5: Solve for x
x = 273,252,254,397.98/590,163.87 - Step 6: Final answer
x = 463,010.81
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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.