Finding the Fourth Proportional to 1,171,854.99, 1,757,923.11 and 413,539.88
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Solution
The fourth proportional to 1,171,854.99, 1,757,923.11 and 413,539.88 is: 620,359.44
Step by Step Solution
- Step 1: Write the proportion equation
1,171,854.99 : 1,757,923.11 = 413,539.88 : x - Step 2: Convert to fraction form
1,171,854.99/1,757,923.11 = 413,539.88/x - Step 3: Cross multiply
1,171,854.99x = 1,757,923.11 × 413,539.88 - Step 4: Simplify right side
1,171,854.99x = 726,971,303,169.01 - Step 5: Solve for x
x = 726,971,303,169.01/1,171,854.99 - Step 6: Final answer
x = 620,359.44
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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.