Finding the Fourth Proportional to 1,227,424.98, 1,693,725.11 and 683,611.36
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Solution
The fourth proportional to 1,227,424.98, 1,693,725.11 and 683,611.36 is: 943,316.09
Step by Step Solution
- Step 1: Write the proportion equation
1,227,424.98 : 1,693,725.11 = 683,611.36 : x - Step 2: Convert to fraction form
1,227,424.98/1,693,725.11 = 683,611.36/x - Step 3: Cross multiply
1,227,424.98x = 1,693,725.11 × 683,611.36 - Step 4: Simplify right side
1,227,424.98x = 1,157,849,722,495.19 - Step 5: Solve for x
x = 1,157,849,722,495.19/1,227,424.98 - Step 6: Final answer
x = 943,316.09
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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.