Finding the Third Proportional to 50,515 and 79,246.50
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Solution
The third proportional to 50,515 and 79,246.50 is: 124,319.66
Step by Step Solution
- Step 1: Write the proportion equation
50,515 : 79,246.50 = 79,246.50 : x - Step 2: Convert to fraction form
50,515/79,246.50 = 79,246.50/x - Step 3: Cross multiply
50,515x = 79,246.50 × 79,246.50 - Step 4: Simplify right side
50,515x = 6,280,007,762.25 - Step 5: Solve for x
x = 6,280,007,762.25/50,515 - Step 6: Final answer
x = 124,319.66
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.