Finding the Third Proportional to 98,988.75 and 159,378.75
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Solution
The third proportional to 98,988.75 and 159,378.75 is: 256,610.84
Step by Step Solution
- Step 1: Write the proportion equation
98,988.75 : 159,378.75 = 159,378.75 : x - Step 2: Convert to fraction form
98,988.75/159,378.75 = 159,378.75/x - Step 3: Cross multiply
98,988.75x = 159,378.75 × 159,378.75 - Step 4: Simplify right side
98,988.75x = 25,401,585,951.56 - Step 5: Solve for x
x = 25,401,585,951.56/98,988.75 - Step 6: Final answer
x = 256,610.84
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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.