Finding the Fourth Proportional to 1,081,338.89, 1,492,183.55 and 597,866.09
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Solution
The fourth proportional to 1,081,338.89, 1,492,183.55 and 597,866.09 is: 825,019.75
Step by Step Solution
- Step 1: Write the proportion equation
1,081,338.89 : 1,492,183.55 = 597,866.09 : x - Step 2: Convert to fraction form
1,081,338.89/1,492,183.55 = 597,866.09/x - Step 3: Cross multiply
1,081,338.89x = 1,492,183.55 × 597,866.09 - Step 4: Simplify right side
1,081,338.89x = 892,125,938,634.57 - Step 5: Solve for x
x = 892,125,938,634.57/1,081,338.89 - Step 6: Final answer
x = 825,019.75
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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.