Finding the Fourth Proportional to 296,749.44, 409,531.53 and 167,684.63
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Solution
The fourth proportional to 296,749.44, 409,531.53 and 167,684.63 is: 231,414.56
Step by Step Solution
- Step 1: Write the proportion equation
296,749.44 : 409,531.53 = 167,684.63 : x - Step 2: Convert to fraction form
296,749.44/409,531.53 = 167,684.63/x - Step 3: Cross multiply
296,749.44x = 409,531.53 × 167,684.63 - Step 4: Simplify right side
296,749.44x = 68,672,141,033.73 - Step 5: Solve for x
x = 68,672,141,033.73/296,749.44 - Step 6: Final answer
x = 231,414.56
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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.