Finding the Third Proportional to 78,922 and 120,732
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Solution
The third proportional to 78,922 and 120,732 is: 184,691.41
Step by Step Solution
- Step 1: Write the proportion equation
78,922 : 120,732 = 120,732 : x - Step 2: Convert to fraction form
78,922/120,732 = 120,732/x - Step 3: Cross multiply
78,922x = 120,732 × 120,732 - Step 4: Simplify right side
78,922x = 14,576,215,824 - Step 5: Solve for x
x = 14,576,215,824/78,922 - Step 6: Final answer
x = 184,691.41
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.