Finding the Fourth Proportional to 264,786.39, 365,407.68 and 143,927.99
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Solution
The fourth proportional to 264,786.39, 365,407.68 and 143,927.99 is: 198,621.96
Step by Step Solution
- Step 1: Write the proportion equation
264,786.39 : 365,407.68 = 143,927.99 : x - Step 2: Convert to fraction form
264,786.39/365,407.68 = 143,927.99/x - Step 3: Cross multiply
264,786.39x = 365,407.68 × 143,927.99 - Step 4: Simplify right side
264,786.39x = 52,592,392,591.14 - Step 5: Solve for x
x = 52,592,392,591.14/264,786.39 - Step 6: Final answer
x = 198,621.96
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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.