Finding the Fourth Proportional to 5,907,135.60, 8,860,703.40 and 3,888,097.20
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Solution
The fourth proportional to 5,907,135.60, 8,860,703.40 and 3,888,097.20 is: 5,832,145.80
Step by Step Solution
- Step 1: Write the proportion equation
5,907,135.60 : 8,860,703.40 = 3,888,097.20 : x - Step 2: Convert to fraction form
5,907,135.60/8,860,703.40 = 3,888,097.20/x - Step 3: Cross multiply
5,907,135.60x = 8,860,703.40 × 3,888,097.20 - Step 4: Simplify right side
5,907,135.60x = 34,451,276,079,570.48 - Step 5: Solve for x
x = 34,451,276,079,570.48/5,907,135.60 - Step 6: Final answer
x = 5,832,145.80
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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.