Finding the Fourth Proportional to 221,340.13, 332,013.17 and 69,532.26
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Solution
The fourth proportional to 221,340.13, 332,013.17 and 69,532.26 is: 104,299.32
Step by Step Solution
- Step 1: Write the proportion equation
221,340.13 : 332,013.17 = 69,532.26 : x - Step 2: Convert to fraction form
221,340.13/332,013.17 = 69,532.26/x - Step 3: Cross multiply
221,340.13x = 332,013.17 × 69,532.26 - Step 4: Simplify right side
221,340.13x = 23,085,626,059.86 - Step 5: Solve for x
x = 23,085,626,059.86/221,340.13 - Step 6: Final answer
x = 104,299.32
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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.