Finding the Fourth Proportional to 5,530,318.67, 8,295,504.25 and 1,692,134.97
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Solution
The fourth proportional to 5,530,318.67, 8,295,504.25 and 1,692,134.97 is: 2,538,210.49
Step by Step Solution
- Step 1: Write the proportion equation
5,530,318.67 : 8,295,504.25 = 1,692,134.97 : x - Step 2: Convert to fraction form
5,530,318.67/8,295,504.25 = 1,692,134.97/x - Step 3: Cross multiply
5,530,318.67x = 8,295,504.25 × 1,692,134.97 - Step 4: Simplify right side
5,530,318.67x = 14,037,112,835,208.62 - Step 5: Solve for x
x = 14,037,112,835,208.62/5,530,318.67 - Step 6: Final answer
x = 2,538,210.49
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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.