Finding the Fourth Proportional to 1,183,626.94, 1,633,504.71 and 724,739.26
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Solution
The fourth proportional to 1,183,626.94, 1,633,504.71 and 724,739.26 is: 1,000,201.12
Step by Step Solution
- Step 1: Write the proportion equation
1,183,626.94 : 1,633,504.71 = 724,739.26 : x - Step 2: Convert to fraction form
1,183,626.94/1,633,504.71 = 724,739.26/x - Step 3: Cross multiply
1,183,626.94x = 1,633,504.71 × 724,739.26 - Step 4: Simplify right side
1,183,626.94x = 1,183,864,994,731.91 - Step 5: Solve for x
x = 1,183,864,994,731.91/1,183,626.94 - Step 6: Final answer
x = 1,000,201.12
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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.