Finding the Fourth Proportional to 888,481.83, 1,226,104.97 and 480,583.65
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Solution
The fourth proportional to 888,481.83, 1,226,104.97 and 480,583.65 is: 663,205.46
Step by Step Solution
- Step 1: Write the proportion equation
888,481.83 : 1,226,104.97 = 480,583.65 : x - Step 2: Convert to fraction form
888,481.83/1,226,104.97 = 480,583.65/x - Step 3: Cross multiply
888,481.83x = 1,226,104.97 × 480,583.65 - Step 4: Simplify right side
888,481.83x = 589,245,999,362.82 - Step 5: Solve for x
x = 589,245,999,362.82/888,481.83 - Step 6: Final answer
x = 663,205.46
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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.