Finding the Fourth Proportional to 1,511,760.27, 2,086,232.07 and 823,430.00
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Solution
The fourth proportional to 1,511,760.27, 2,086,232.07 and 823,430.00 is: 1,136,334.98
Step by Step Solution
- Step 1: Write the proportion equation
1,511,760.27 : 2,086,232.07 = 823,430.00 : x - Step 2: Convert to fraction form
1,511,760.27/2,086,232.07 = 823,430.00/x - Step 3: Cross multiply
1,511,760.27x = 2,086,232.07 × 823,430.00 - Step 4: Simplify right side
1,511,760.27x = 1,717,866,078,615.68 - Step 5: Solve for x
x = 1,717,866,078,615.68/1,511,760.27 - Step 6: Final answer
x = 1,136,334.98
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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.