Finding the Fourth Proportional to 1,682,566.16, 2,321,999.88 and 957,523.28
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Solution
The fourth proportional to 1,682,566.16, 2,321,999.88 and 957,523.28 is: 1,321,415.46
Step by Step Solution
- Step 1: Write the proportion equation
1,682,566.16 : 2,321,999.88 = 957,523.28 : x - Step 2: Convert to fraction form
1,682,566.16/2,321,999.88 = 957,523.28/x - Step 3: Cross multiply
1,682,566.16x = 2,321,999.88 × 957,523.28 - Step 4: Simplify right side
1,682,566.16x = 2,223,368,941,257.21 - Step 5: Solve for x
x = 2,223,368,941,257.21/1,682,566.16 - Step 6: Final answer
x = 1,321,415.46
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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.