Finding the Fourth Proportional to 416,979.58, 625,232.33 and 164,122.99
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Solution
The fourth proportional to 416,979.58, 625,232.33 and 164,122.99 is: 246,091.18
Step by Step Solution
- Step 1: Write the proportion equation
416,979.58 : 625,232.33 = 164,122.99 : x - Step 2: Convert to fraction form
416,979.58/625,232.33 = 164,122.99/x - Step 3: Cross multiply
416,979.58x = 625,232.33 × 164,122.99 - Step 4: Simplify right side
416,979.58x = 102,614,995,497.49 - Step 5: Solve for x
x = 102,614,995,497.49/416,979.58 - Step 6: Final answer
x = 246,091.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.