Finding the Fourth Proportional to 843,169.10, 1,163,246.52 and 537,190.68
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Solution
The fourth proportional to 843,169.10, 1,163,246.52 and 537,190.68 is: 741,114.92
Step by Step Solution
- Step 1: Write the proportion equation
843,169.10 : 1,163,246.52 = 537,190.68 : x - Step 2: Convert to fraction form
843,169.10/1,163,246.52 = 537,190.68/x - Step 3: Cross multiply
843,169.10x = 1,163,246.52 × 537,190.68 - Step 4: Simplify right side
843,169.10x = 624,885,192,441.38 - Step 5: Solve for x
x = 624,885,192,441.38/843,169.10 - Step 6: Final answer
x = 741,114.92
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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.