Finding the Third Proportional to 80,731.05 and 174,379.08
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Solution
The third proportional to 80,731.05 and 174,379.08 is: 376,658.81
Step by Step Solution
- Step 1: Write the proportion equation
80,731.05 : 174,379.08 = 174,379.08 : x - Step 2: Convert to fraction form
80,731.05/174,379.08 = 174,379.08/x - Step 3: Cross multiply
80,731.05x = 174,379.08 × 174,379.08 - Step 4: Simplify right side
80,731.05x = 30,408,062,887.72 - Step 5: Solve for x
x = 30,408,062,887.72/80,731.05 - Step 6: Final answer
x = 376,658.81
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.