Finding the Fourth Proportional to 4,235,430.40, 6,353,145.60 and 2,244,774.40
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Solution
The fourth proportional to 4,235,430.40, 6,353,145.60 and 2,244,774.40 is: 3,367,161.60
Step by Step Solution
- Step 1: Write the proportion equation
4,235,430.40 : 6,353,145.60 = 2,244,774.40 : x - Step 2: Convert to fraction form
4,235,430.40/6,353,145.60 = 2,244,774.40/x - Step 3: Cross multiply
4,235,430.40x = 6,353,145.60 × 2,244,774.40 - Step 4: Simplify right side
4,235,430.40x = 14,261,378,602,352.64 - Step 5: Solve for x
x = 14,261,378,602,352.64/4,235,430.40 - Step 6: Final answer
x = 3,367,161.60
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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.