Finding the Fourth Proportional to 483,467.03, 667,205.26 and 268,607.09
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Solution
The fourth proportional to 483,467.03, 667,205.26 and 268,607.09 is: 370,689.32
Step by Step Solution
- Step 1: Write the proportion equation
483,467.03 : 667,205.26 = 268,607.09 : x - Step 2: Convert to fraction form
483,467.03/667,205.26 = 268,607.09/x - Step 3: Cross multiply
483,467.03x = 667,205.26 × 268,607.09 - Step 4: Simplify right side
483,467.03x = 179,216,063,321.29 - Step 5: Solve for x
x = 179,216,063,321.29/483,467.03 - Step 6: Final answer
x = 370,689.32
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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.