Finding the Third Proportional to 122,725.13 and 256,623.19
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Solution
The third proportional to 122,725.13 and 256,623.19 is: 536,609.44
Step by Step Solution
- Step 1: Write the proportion equation
122,725.13 : 256,623.19 = 256,623.19 : x - Step 2: Convert to fraction form
122,725.13/256,623.19 = 256,623.19/x - Step 3: Cross multiply
122,725.13x = 256,623.19 × 256,623.19 - Step 4: Simplify right side
122,725.13x = 65,855,460,362.66 - Step 5: Solve for x
x = 65,855,460,362.66/122,725.13 - Step 6: Final answer
x = 536,609.44
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Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.