Finding the Fourth Proportional to 675,777.40, 932,575.28 and 365,679.99
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Solution
The fourth proportional to 675,777.40, 932,575.28 and 365,679.99 is: 504,639.72
Step by Step Solution
- Step 1: Write the proportion equation
675,777.40 : 932,575.28 = 365,679.99 : x - Step 2: Convert to fraction form
675,777.40/932,575.28 = 365,679.99/x - Step 3: Cross multiply
675,777.40x = 932,575.28 × 365,679.99 - Step 4: Simplify right side
675,777.40x = 341,024,116,481.69 - Step 5: Solve for x
x = 341,024,116,481.69/675,777.40 - Step 6: Final answer
x = 504,639.72
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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.