Finding the Fourth Proportional to 1,168,087.33, 1,612,305.25 and 684,757.09
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Solution
The fourth proportional to 1,168,087.33, 1,612,305.25 and 684,757.09 is: 945,166.88
Step by Step Solution
- Step 1: Write the proportion equation
1,168,087.33 : 1,612,305.25 = 684,757.09 : x - Step 2: Convert to fraction form
1,168,087.33/1,612,305.25 = 684,757.09/x - Step 3: Cross multiply
1,168,087.33x = 1,612,305.25 × 684,757.09 - Step 4: Simplify right side
1,168,087.33x = 1,104,037,455,336.97 - Step 5: Solve for x
x = 1,104,037,455,336.97/1,168,087.33 - Step 6: Final answer
x = 945,166.88
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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.