Finding the Fourth Proportional to 299,058.41, 412,691.36 and 170,010.97
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Solution
The fourth proportional to 299,058.41, 412,691.36 and 170,010.97 is: 234,609.87
Step by Step Solution
- Step 1: Write the proportion equation
299,058.41 : 412,691.36 = 170,010.97 : x - Step 2: Convert to fraction form
299,058.41/412,691.36 = 170,010.97/x - Step 3: Cross multiply
299,058.41x = 412,691.36 × 170,010.97 - Step 4: Simplify right side
299,058.41x = 70,162,056,542.44 - Step 5: Solve for x
x = 70,162,056,542.44/299,058.41 - Step 6: Final answer
x = 234,609.87
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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.