Finding the Third Proportional to 47,412 and 100,669.50
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Solution
The third proportional to 47,412 and 100,669.50 is: 213,750.70
Step by Step Solution
- Step 1: Write the proportion equation
47,412 : 100,669.50 = 100,669.50 : x - Step 2: Convert to fraction form
47,412/100,669.50 = 100,669.50/x - Step 3: Cross multiply
47,412x = 100,669.50 × 100,669.50 - Step 4: Simplify right side
47,412x = 10,134,348,230.25 - Step 5: Solve for x
x = 10,134,348,230.25/47,412 - Step 6: Final answer
x = 213,750.70
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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.