Finding the Fourth Proportional to 1,905,880.14, 2,858,213.97 and 626,192.66
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Solution
The fourth proportional to 1,905,880.14, 2,858,213.97 and 626,192.66 is: 939,089.80
Step by Step Solution
- Step 1: Write the proportion equation
1,905,880.14 : 2,858,213.97 = 626,192.66 : x - Step 2: Convert to fraction form
1,905,880.14/2,858,213.97 = 626,192.66/x - Step 3: Cross multiply
1,905,880.14x = 2,858,213.97 × 626,192.66 - Step 4: Simplify right side
1,905,880.14x = 1,789,792,591,301.43 - Step 5: Solve for x
x = 1,789,792,591,301.43/1,905,880.14 - Step 6: Final answer
x = 939,089.80
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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.