Finding the Third Proportional to 57,240.75 and 84,204.75
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Solution
The third proportional to 57,240.75 and 84,204.75 is: 123,870.49
Step by Step Solution
- Step 1: Write the proportion equation
57,240.75 : 84,204.75 = 84,204.75 : x - Step 2: Convert to fraction form
57,240.75/84,204.75 = 84,204.75/x - Step 3: Cross multiply
57,240.75x = 84,204.75 × 84,204.75 - Step 4: Simplify right side
57,240.75x = 7,090,439,922.56 - Step 5: Solve for x
x = 7,090,439,922.56/57,240.75 - Step 6: Final answer
x = 123,870.49
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.