Finding the Fourth Proportional to 1,096,173.97, 1,512,693.39 and 612,795.94
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Solution
The fourth proportional to 1,096,173.97, 1,512,693.39 and 612,795.94 is: 845,643.48
Step by Step Solution
- Step 1: Write the proportion equation
1,096,173.97 : 1,512,693.39 = 612,795.94 : x - Step 2: Convert to fraction form
1,096,173.97/1,512,693.39 = 612,795.94/x - Step 3: Cross multiply
1,096,173.97x = 1,512,693.39 × 612,795.94 - Step 4: Simplify right side
1,096,173.97x = 926,972,366,373.09 - Step 5: Solve for x
x = 926,972,366,373.09/1,096,173.97 - Step 6: Final answer
x = 845,643.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.