Finding the Fourth Proportional to 5,699,508.80, 8,530,600.80 and 4,430,465.60
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Solution
The fourth proportional to 5,699,508.80, 8,530,600.80 and 4,430,465.60 is: 6,631,191.34
Step by Step Solution
- Step 1: Write the proportion equation
5,699,508.80 : 8,530,600.80 = 4,430,465.60 : x - Step 2: Convert to fraction form
5,699,508.80/8,530,600.80 = 4,430,465.60/x - Step 3: Cross multiply
5,699,508.80x = 8,530,600.80 × 4,430,465.60 - Step 4: Simplify right side
5,699,508.80x = 37,794,533,391,732.48 - Step 5: Solve for x
x = 37,794,533,391,732.48/5,699,508.80 - Step 6: Final answer
x = 6,631,191.34
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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.