Finding the Fourth Proportional to 202,804.86, 304,214.28 and 69,683.99
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Solution
The fourth proportional to 202,804.86, 304,214.28 and 69,683.99 is: 104,528.39
Step by Step Solution
- Step 1: Write the proportion equation
202,804.86 : 304,214.28 = 69,683.99 : x - Step 2: Convert to fraction form
202,804.86/304,214.28 = 69,683.99/x - Step 3: Cross multiply
202,804.86x = 304,214.28 × 69,683.99 - Step 4: Simplify right side
202,804.86x = 21,198,864,496.96 - Step 5: Solve for x
x = 21,198,864,496.96/202,804.86 - Step 6: Final answer
x = 104,528.39
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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.