Finding the Fourth Proportional to 605,568.21, 908,322.12 and 226,461.08
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Solution
The fourth proportional to 605,568.21, 908,322.12 and 226,461.08 is: 339,680.33
Step by Step Solution
- Step 1: Write the proportion equation
605,568.21 : 908,322.12 = 226,461.08 : x - Step 2: Convert to fraction form
605,568.21/908,322.12 = 226,461.08/x - Step 3: Cross multiply
605,568.21x = 908,322.12 × 226,461.08 - Step 4: Simplify right side
605,568.21x = 205,699,608,283.09 - Step 5: Solve for x
x = 205,699,608,283.09/605,568.21 - Step 6: Final answer
x = 339,680.33
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1.5x scale
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.