Finding the Fourth Proportional to 504,651.67, 696,419.17 and 278,297.17
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Solution
The fourth proportional to 504,651.67, 696,419.17 and 278,297.17 is: 384,050.02
Step by Step Solution
- Step 1: Write the proportion equation
504,651.67 : 696,419.17 = 278,297.17 : x - Step 2: Convert to fraction form
504,651.67/696,419.17 = 278,297.17/x - Step 3: Cross multiply
504,651.67x = 696,419.17 × 278,297.17 - Step 4: Simplify right side
504,651.67x = 193,811,481,707.96 - Step 5: Solve for x
x = 193,811,481,707.96/504,651.67 - Step 6: Final answer
x = 384,050.02
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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.