Finding the Fourth Proportional to 4,988,496.08, 6,879,533.64 and 3,268,992.08
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Solution
The fourth proportional to 4,988,496.08, 6,879,533.64 and 3,268,992.08 is: 4,508,200.59
Step by Step Solution
- Step 1: Write the proportion equation
4,988,496.08 : 6,879,533.64 = 3,268,992.08 : x - Step 2: Convert to fraction form
4,988,496.08/6,879,533.64 = 3,268,992.08/x - Step 3: Cross multiply
4,988,496.08x = 6,879,533.64 × 3,268,992.08 - Step 4: Simplify right side
4,988,496.08x = 22,489,140,983,253.57 - Step 5: Solve for x
x = 22,489,140,983,253.57/4,988,496.08 - Step 6: Final answer
x = 4,508,200.59
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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.