Finding the Fourth Proportional to 741,775.44, 1,023,650.11 and 402,243.96
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Solution
The fourth proportional to 741,775.44, 1,023,650.11 and 402,243.96 is: 555,096.67
Step by Step Solution
- Step 1: Write the proportion equation
741,775.44 : 1,023,650.11 = 402,243.96 : x - Step 2: Convert to fraction form
741,775.44/1,023,650.11 = 402,243.96/x - Step 3: Cross multiply
741,775.44x = 1,023,650.11 × 402,243.96 - Step 4: Simplify right side
741,775.44x = 411,757,073,900.84 - Step 5: Solve for x
x = 411,757,073,900.84/741,775.44 - Step 6: Final answer
x = 555,096.67
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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.