Finding the Third Proportional to 72,375.19 and 159,474.75
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Solution
The third proportional to 72,375.19 and 159,474.75 is: 351,393.85
Step by Step Solution
- Step 1: Write the proportion equation
72,375.19 : 159,474.75 = 159,474.75 : x - Step 2: Convert to fraction form
72,375.19/159,474.75 = 159,474.75/x - Step 3: Cross multiply
72,375.19x = 159,474.75 × 159,474.75 - Step 4: Simplify right side
72,375.19x = 25,432,195,887.56 - Step 5: Solve for x
x = 25,432,195,887.56/72,375.19 - Step 6: Final answer
x = 351,393.85
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.