Finding the Fourth Proportional to 1,036,392.36, 1,430,323.46 and 606,646.44
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Solution
The fourth proportional to 1,036,392.36, 1,430,323.46 and 606,646.44 is: 837,231.79
Step by Step Solution
- Step 1: Write the proportion equation
1,036,392.36 : 1,430,323.46 = 606,646.44 : x - Step 2: Convert to fraction form
1,036,392.36/1,430,323.46 = 606,646.44/x - Step 3: Cross multiply
1,036,392.36x = 1,430,323.46 × 606,646.44 - Step 4: Simplify right side
1,036,392.36x = 867,700,635,057.48 - Step 5: Solve for x
x = 867,700,635,057.48/1,036,392.36 - Step 6: Final answer
x = 837,231.79
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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.