Finding the Third Proportional to 74,907.70 and 160,932.66
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Solution
The third proportional to 74,907.70 and 160,932.66 is: 345,749.75
Step by Step Solution
- Step 1: Write the proportion equation
74,907.70 : 160,932.66 = 160,932.66 : x - Step 2: Convert to fraction form
74,907.70/160,932.66 = 160,932.66/x - Step 3: Cross multiply
74,907.70x = 160,932.66 × 160,932.66 - Step 4: Simplify right side
74,907.70x = 25,899,319,847.68 - Step 5: Solve for x
x = 25,899,319,847.68/74,907.70 - Step 6: Final answer
x = 345,749.75
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.