Finding the Fourth Proportional to 703,919.94, 967,812.51 and 626,704.26
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Solution
The fourth proportional to 703,919.94, 967,812.51 and 626,704.26 is: 861,649.44
Step by Step Solution
- Step 1: Write the proportion equation
703,919.94 : 967,812.51 = 626,704.26 : x - Step 2: Convert to fraction form
703,919.94/967,812.51 = 626,704.26/x - Step 3: Cross multiply
703,919.94x = 967,812.51 × 626,704.26 - Step 4: Simplify right side
703,919.94x = 606,532,222,898.29 - Step 5: Solve for x
x = 606,532,222,898.29/703,919.94 - Step 6: Final answer
x = 861,649.44
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.