Finding the Fourth Proportional to 5,536,137.20, 8,306,538.60 and 3,013,602.80
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Solution
The fourth proportional to 5,536,137.20, 8,306,538.60 and 3,013,602.80 is: 4,521,674.06
Step by Step Solution
- Step 1: Write the proportion equation
5,536,137.20 : 8,306,538.60 = 3,013,602.80 : x - Step 2: Convert to fraction form
5,536,137.20/8,306,538.60 = 3,013,602.80/x - Step 3: Cross multiply
5,536,137.20x = 8,306,538.60 × 3,013,602.80 - Step 4: Simplify right side
5,536,137.20x = 25,032,607,983,268.08 - Step 5: Solve for x
x = 25,032,607,983,268.08/5,536,137.20 - Step 6: Final answer
x = 4,521,674.06
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1.5x scale
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.