Finding the Fourth Proportional to 5,363,855.60, 8,043,450.60 and 1,768,233.20
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Solution
The fourth proportional to 5,363,855.60, 8,043,450.60 and 1,768,233.20 is: 2,651,580.78
Step by Step Solution
- Step 1: Write the proportion equation
5,363,855.60 : 8,043,450.60 = 1,768,233.20 : x - Step 2: Convert to fraction form
5,363,855.60/8,043,450.60 = 1,768,233.20/x - Step 3: Cross multiply
5,363,855.60x = 8,043,450.60 × 1,768,233.20 - Step 4: Simplify right side
5,363,855.60x = 14,222,696,393,479.92 - Step 5: Solve for x
x = 14,222,696,393,479.92/5,363,855.60 - Step 6: Final answer
x = 2,651,580.78
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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.