Finding the Fourth Proportional to 734,528.70, 1,101,793.05 and 729,863.10
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Solution
The fourth proportional to 734,528.70, 1,101,793.05 and 729,863.10 is: 1,094,794.65
Step by Step Solution
- Step 1: Write the proportion equation
734,528.70 : 1,101,793.05 = 729,863.10 : x - Step 2: Convert to fraction form
734,528.70/1,101,793.05 = 729,863.10/x - Step 3: Cross multiply
734,528.70x = 1,101,793.05 × 729,863.10 - Step 4: Simplify right side
734,528.70x = 804,158,091,031.46 - Step 5: Solve for x
x = 804,158,091,031.46/734,528.70 - Step 6: Final answer
x = 1,094,794.65
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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.