Finding the Third Proportional to 67,263.75 and 142,728.75
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Solution
The third proportional to 67,263.75 and 142,728.75 is: 302,859.95
Step by Step Solution
- Step 1: Write the proportion equation
67,263.75 : 142,728.75 = 142,728.75 : x - Step 2: Convert to fraction form
67,263.75/142,728.75 = 142,728.75/x - Step 3: Cross multiply
67,263.75x = 142,728.75 × 142,728.75 - Step 4: Simplify right side
67,263.75x = 20,371,496,076.56 - Step 5: Solve for x
x = 20,371,496,076.56/67,263.75 - Step 6: Final answer
x = 302,859.95
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.