Finding the Fourth Proportional to 1,641,342.35, 2,265,043.79 and 953,183.43
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Solution
The fourth proportional to 1,641,342.35, 2,265,043.79 and 953,183.43 is: 1,315,388.11
Step by Step Solution
- Step 1: Write the proportion equation
1,641,342.35 : 2,265,043.79 = 953,183.43 : x - Step 2: Convert to fraction form
1,641,342.35/2,265,043.79 = 953,183.43/x - Step 3: Cross multiply
1,641,342.35x = 2,265,043.79 × 953,183.43 - Step 4: Simplify right side
1,641,342.35x = 2,159,002,204,086.48 - Step 5: Solve for x
x = 2,159,002,204,086.48/1,641,342.35 - Step 6: Final answer
x = 1,315,388.11
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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.