Finding the Fourth Proportional to 1,104,611.68, 1,524,186.29 and 621,147.99
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Solution
The fourth proportional to 1,104,611.68, 1,524,186.29 and 621,147.99 is: 857,084.23
Step by Step Solution
- Step 1: Write the proportion equation
1,104,611.68 : 1,524,186.29 = 621,147.99 : x - Step 2: Convert to fraction form
1,104,611.68/1,524,186.29 = 621,147.99/x - Step 3: Cross multiply
1,104,611.68x = 1,524,186.29 × 621,147.99 - Step 4: Simplify right side
1,104,611.68x = 946,745,247,313.32 - Step 5: Solve for x
x = 946,745,247,313.32/1,104,611.68 - Step 6: Final answer
x = 857,084.23
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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.