Finding the Fourth Proportional to 696,513.44, 1,045,163.82 and 297,116.48
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Solution
The fourth proportional to 696,513.44, 1,045,163.82 and 297,116.48 is: 445,842.65
Step by Step Solution
- Step 1: Write the proportion equation
696,513.44 : 1,045,163.82 = 297,116.48 : x - Step 2: Convert to fraction form
696,513.44/1,045,163.82 = 297,116.48/x - Step 3: Cross multiply
696,513.44x = 1,045,163.82 × 297,116.48 - Step 4: Simplify right side
696,513.44x = 310,535,395,221.75 - Step 5: Solve for x
x = 310,535,395,221.75/696,513.44 - Step 6: Final answer
x = 445,842.65
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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.