Finding the Fourth Proportional to 1,112,186.93, 1,534,806.42 and 622,150.09
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Solution
The fourth proportional to 1,112,186.93, 1,534,806.42 and 622,150.09 is: 858,560.67
Step by Step Solution
- Step 1: Write the proportion equation
1,112,186.93 : 1,534,806.42 = 622,150.09 : x - Step 2: Convert to fraction form
1,112,186.93/1,534,806.42 = 622,150.09/x - Step 3: Cross multiply
1,112,186.93x = 1,534,806.42 × 622,150.09 - Step 4: Simplify right side
1,112,186.93x = 954,879,952,335.58 - Step 5: Solve for x
x = 954,879,952,335.58/1,112,186.93 - Step 6: Final answer
x = 858,560.67
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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.