Finding the Fourth Proportional to 1,192,949, 1,646,269.62 and 656,405
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Solution
The fourth proportional to 1,192,949, 1,646,269.62 and 656,405 is: 905,838.90
Step by Step Solution
- Step 1: Write the proportion equation
1,192,949 : 1,646,269.62 = 656,405 : x - Step 2: Convert to fraction form
1,192,949/1,646,269.62 = 656,405/x - Step 3: Cross multiply
1,192,949x = 1,646,269.62 × 656,405 - Step 4: Simplify right side
1,192,949x = 1,080,619,609,916.10 - Step 5: Solve for x
x = 1,080,619,609,916.10/1,192,949 - Step 6: Final answer
x = 905,838.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.