Finding the Third Proportional to 161,142.75 and 246,867.75
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Solution
The third proportional to 161,142.75 and 246,867.75 is: 378,196.88
Step by Step Solution
- Step 1: Write the proportion equation
161,142.75 : 246,867.75 = 246,867.75 : x - Step 2: Convert to fraction form
161,142.75/246,867.75 = 246,867.75/x - Step 3: Cross multiply
161,142.75x = 246,867.75 × 246,867.75 - Step 4: Simplify right side
161,142.75x = 60,943,685,990.06 - Step 5: Solve for x
x = 60,943,685,990.06/161,142.75 - Step 6: Final answer
x = 378,196.88
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.