Finding the Third Proportional to 84,543.75 and 196,576.88
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Solution
The third proportional to 84,543.75 and 196,576.88 is: 457,070.66
Step by Step Solution
- Step 1: Write the proportion equation
84,543.75 : 196,576.88 = 196,576.88 : x - Step 2: Convert to fraction form
84,543.75/196,576.88 = 196,576.88/x - Step 3: Cross multiply
84,543.75x = 196,576.88 × 196,576.88 - Step 4: Simplify right side
84,543.75x = 38,642,467,784.77 - Step 5: Solve for x
x = 38,642,467,784.77/84,543.75 - Step 6: Final answer
x = 457,070.66
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Why These Related Problems?
These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.