Finding the Fourth Proportional to 843,558.84, 1,263,749.04 and 416,594.88
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Solution
The fourth proportional to 843,558.84, 1,263,749.04 and 416,594.88 is: 624,107.48
Step by Step Solution
- Step 1: Write the proportion equation
843,558.84 : 1,263,749.04 = 416,594.88 : x - Step 2: Convert to fraction form
843,558.84/1,263,749.04 = 416,594.88/x - Step 3: Cross multiply
843,558.84x = 1,263,749.04 × 416,594.88 - Step 4: Simplify right side
843,558.84x = 526,471,379,668.92 - Step 5: Solve for x
x = 526,471,379,668.92/843,558.84 - Step 6: Final answer
x = 624,107.48
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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.