Finding the Fourth Proportional to 6,188,558.05, 9,282,837.08 and 4,594,235.05
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Solution
The fourth proportional to 6,188,558.05, 9,282,837.08 and 4,594,235.05 is: 6,891,352.58
Step by Step Solution
- Step 1: Write the proportion equation
6,188,558.05 : 9,282,837.08 = 4,594,235.05 : x - Step 2: Convert to fraction form
6,188,558.05/9,282,837.08 = 4,594,235.05/x - Step 3: Cross multiply
6,188,558.05x = 9,282,837.08 × 4,594,235.05 - Step 4: Simplify right side
6,188,558.05x = 42,647,535,453,404.48 - Step 5: Solve for x
x = 42,647,535,453,404.48/6,188,558.05 - Step 6: Final answer
x = 6,891,352.58
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Double scale
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Similar ratio
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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.