Finding the Fourth Proportional to 202,817.88, 304,233.80 and 69,696.99
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Solution
The fourth proportional to 202,817.88, 304,233.80 and 69,696.99 is: 104,547.88
Step by Step Solution
- Step 1: Write the proportion equation
202,817.88 : 304,233.80 = 69,696.99 : x - Step 2: Convert to fraction form
202,817.88/304,233.80 = 69,696.99/x - Step 3: Cross multiply
202,817.88x = 304,233.80 × 69,696.99 - Step 4: Simplify right side
202,817.88x = 21,204,179,767.78 - Step 5: Solve for x
x = 21,204,179,767.78/202,817.88 - Step 6: Final answer
x = 104,547.88
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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.