Finding the Fourth Proportional to 5,532,250.20, 8,298,375.30 and 5,319,673.80
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Solution
The fourth proportional to 5,532,250.20, 8,298,375.30 and 5,319,673.80 is: 7,979,510.70
Step by Step Solution
- Step 1: Write the proportion equation
5,532,250.20 : 8,298,375.30 = 5,319,673.80 : x - Step 2: Convert to fraction form
5,532,250.20/8,298,375.30 = 5,319,673.80/x - Step 3: Cross multiply
5,532,250.20x = 8,298,375.30 × 5,319,673.80 - Step 4: Simplify right side
5,532,250.20x = 44,144,649,665,977.14 - Step 5: Solve for x
x = 44,144,649,665,977.14/5,532,250.20 - Step 6: Final answer
x = 7,979,510.70
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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.