Finding the Fourth Proportional to 1,193,653.87, 1,647,237.68 and 649,819.87
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Solution
The fourth proportional to 1,193,653.87, 1,647,237.68 and 649,819.87 is: 896,748.88
Step by Step Solution
- Step 1: Write the proportion equation
1,193,653.87 : 1,647,237.68 = 649,819.87 : x - Step 2: Convert to fraction form
1,193,653.87/1,647,237.68 = 649,819.87/x - Step 3: Cross multiply
1,193,653.87x = 1,647,237.68 × 649,819.87 - Step 4: Simplify right side
1,193,653.87x = 1,070,407,771,827.60 - Step 5: Solve for x
x = 1,070,407,771,827.60/1,193,653.87 - Step 6: Final answer
x = 896,748.88
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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.