Finding the Fourth Proportional to 264,512.67, 365,027.40 and 143,653.98
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Solution
The fourth proportional to 264,512.67, 365,027.40 and 143,653.98 is: 198,242.45
Step by Step Solution
- Step 1: Write the proportion equation
264,512.67 : 365,027.40 = 143,653.98 : x - Step 2: Convert to fraction form
264,512.67/365,027.40 = 143,653.98/x - Step 3: Cross multiply
264,512.67x = 365,027.40 × 143,653.98 - Step 4: Simplify right side
264,512.67x = 52,437,638,819.05 - Step 5: Solve for x
x = 52,437,638,819.05/264,512.67 - Step 6: Final answer
x = 198,242.45
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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.