Finding the Third Proportional to 161,706.38 and 351,681.75
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Solution
The third proportional to 161,706.38 and 351,681.75 is: 764,843.40
Step by Step Solution
- Step 1: Write the proportion equation
161,706.38 : 351,681.75 = 351,681.75 : x - Step 2: Convert to fraction form
161,706.38/351,681.75 = 351,681.75/x - Step 3: Cross multiply
161,706.38x = 351,681.75 × 351,681.75 - Step 4: Simplify right side
161,706.38x = 123,680,053,283.06 - Step 5: Solve for x
x = 123,680,053,283.06/161,706.38 - Step 6: Final answer
x = 764,843.40
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.