Finding the Fourth Proportional to 4,438,601.72, 6,125,268.30 and 2,505,267.80
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Solution
The fourth proportional to 4,438,601.72, 6,125,268.30 and 2,505,267.80 is: 3,457,268.39
Step by Step Solution
- Step 1: Write the proportion equation
4,438,601.72 : 6,125,268.30 = 2,505,267.80 : x - Step 2: Convert to fraction form
4,438,601.72/6,125,268.30 = 2,505,267.80/x - Step 3: Cross multiply
4,438,601.72x = 6,125,268.30 × 2,505,267.80 - Step 4: Simplify right side
4,438,601.72x = 15,345,437,438,350.74 - Step 5: Solve for x
x = 15,345,437,438,350.74/4,438,601.72 - Step 6: Final answer
x = 3,457,268.39
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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.