Finding the Fourth Proportional to 2,203,476.23, 3,040,857.50 and 1,236,666.44
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Solution
The fourth proportional to 2,203,476.23, 3,040,857.50 and 1,236,666.44 is: 1,706,633.53
Step by Step Solution
- Step 1: Write the proportion equation
2,203,476.23 : 3,040,857.50 = 1,236,666.44 : x - Step 2: Convert to fraction form
2,203,476.23/3,040,857.50 = 1,236,666.44/x - Step 3: Cross multiply
2,203,476.23x = 3,040,857.50 × 1,236,666.44 - Step 4: Simplify right side
2,203,476.23x = 3,760,526,397,684.68 - Step 5: Solve for x
x = 3,760,526,397,684.68/2,203,476.23 - Step 6: Final answer
x = 1,706,633.53
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1.5x scale
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.