Finding the Fourth Proportional to 6,375,528.50, 8,798,236.00 and 3,474,921.74
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Solution
The fourth proportional to 6,375,528.50, 8,798,236.00 and 3,474,921.74 is: 4,795,395.63
Step by Step Solution
- Step 1: Write the proportion equation
6,375,528.50 : 8,798,236.00 = 3,474,921.74 : x - Step 2: Convert to fraction form
6,375,528.50/8,798,236.00 = 3,474,921.74/x - Step 3: Cross multiply
6,375,528.50x = 8,798,236.00 × 3,474,921.74 - Step 4: Simplify right side
6,375,528.50x = 30,573,181,497,372.16 - Step 5: Solve for x
x = 30,573,181,497,372.16/6,375,528.50 - Step 6: Final answer
x = 4,795,395.63
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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.