Finding the Fourth Proportional to 264,507.67, 365,020.49 and 143,648.99
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Solution
The fourth proportional to 264,507.67, 365,020.49 and 143,648.99 is: 198,235.55
Step by Step Solution
- Step 1: Write the proportion equation
264,507.67 : 365,020.49 = 143,648.99 : x - Step 2: Convert to fraction form
264,507.67/365,020.49 = 143,648.99/x - Step 3: Cross multiply
264,507.67x = 365,020.49 × 143,648.99 - Step 4: Simplify right side
264,507.67x = 52,434,824,717.81 - Step 5: Solve for x
x = 52,434,824,717.81/264,507.67 - Step 6: Final answer
x = 198,235.55
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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.