Finding the Fourth Proportional to 412,243.71, 618,704.68 and 175,853.31
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Solution
The fourth proportional to 412,243.71, 618,704.68 and 175,853.31 is: 263,924.62
Step by Step Solution
- Step 1: Write the proportion equation
412,243.71 : 618,704.68 = 175,853.31 : x - Step 2: Convert to fraction form
412,243.71/618,704.68 = 175,853.31/x - Step 3: Cross multiply
412,243.71x = 618,704.68 × 175,853.31 - Step 4: Simplify right side
412,243.71x = 108,801,265,890.49 - Step 5: Solve for x
x = 108,801,265,890.49/412,243.71 - Step 6: Final answer
x = 263,924.62
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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.