Finding the Fourth Proportional to 1,183,655.44, 1,775,651.64 and 384,680.08
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Solution
The fourth proportional to 1,183,655.44, 1,775,651.64 and 384,680.08 is: 577,074.87
Step by Step Solution
- Step 1: Write the proportion equation
1,183,655.44 : 1,775,651.64 = 384,680.08 : x - Step 2: Convert to fraction form
1,183,655.44/1,775,651.64 = 384,680.08/x - Step 3: Cross multiply
1,183,655.44x = 1,775,651.64 × 384,680.08 - Step 4: Simplify right side
1,183,655.44x = 683,057,814,927.33 - Step 5: Solve for x
x = 683,057,814,927.33/1,183,655.44 - Step 6: Final answer
x = 577,074.87
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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.