Finding the Fourth Proportional to 6,740,582.08, 9,299,732.16 and 3,837,920.08
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Solution
The fourth proportional to 6,740,582.08, 9,299,732.16 and 3,837,920.08 is: 5,295,036.60
Step by Step Solution
- Step 1: Write the proportion equation
6,740,582.08 : 9,299,732.16 = 3,837,920.08 : x - Step 2: Convert to fraction form
6,740,582.08/9,299,732.16 = 3,837,920.08/x - Step 3: Cross multiply
6,740,582.08x = 9,299,732.16 × 3,837,920.08 - Step 4: Simplify right side
6,740,582.08x = 35,691,628,795,485.77 - Step 5: Solve for x
x = 35,691,628,795,485.77/6,740,582.08 - Step 6: Final answer
x = 5,295,036.60
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1.5x scale
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.