Finding the Third Proportional to 118,239.75 and 256,164.19
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Solution
The third proportional to 118,239.75 and 256,164.19 is: 554,974.88
Step by Step Solution
- Step 1: Write the proportion equation
118,239.75 : 256,164.19 = 256,164.19 : x - Step 2: Convert to fraction form
118,239.75/256,164.19 = 256,164.19/x - Step 3: Cross multiply
118,239.75x = 256,164.19 × 256,164.19 - Step 4: Simplify right side
118,239.75x = 65,620,090,957.54 - Step 5: Solve for x
x = 65,620,090,957.54/118,239.75 - Step 6: Final answer
x = 554,974.88
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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.