Finding the Fourth Proportional to 741,876.84, 1,112,794.38 and 236,468.10
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Solution
The fourth proportional to 741,876.84, 1,112,794.38 and 236,468.10 is: 354,695.49
Step by Step Solution
- Step 1: Write the proportion equation
741,876.84 : 1,112,794.38 = 236,468.10 : x - Step 2: Convert to fraction form
741,876.84/1,112,794.38 = 236,468.10/x - Step 3: Cross multiply
741,876.84x = 1,112,794.38 × 236,468.10 - Step 4: Simplify right side
741,876.84x = 263,140,372,729.28 - Step 5: Solve for x
x = 263,140,372,729.28/741,876.84 - Step 6: Final answer
x = 354,695.49
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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.