Finding the Fourth Proportional to 1,214,796.36, 1,821,582.84 and 404,893.92
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Solution
The fourth proportional to 1,214,796.36, 1,821,582.84 and 404,893.92 is: 607,137.00
Step by Step Solution
- Step 1: Write the proportion equation
1,214,796.36 : 1,821,582.84 = 404,893.92 : x - Step 2: Convert to fraction form
1,214,796.36/1,821,582.84 = 404,893.92/x - Step 3: Cross multiply
1,214,796.36x = 1,821,582.84 × 404,893.92 - Step 4: Simplify right side
1,214,796.36x = 737,547,816,692.33 - Step 5: Solve for x
x = 737,547,816,692.33/1,214,796.36 - Step 6: Final answer
x = 607,137.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.