Finding the Fourth Proportional to 369,396.19, 554,125.72 and 116,609.05
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Solution
The fourth proportional to 369,396.19, 554,125.72 and 116,609.05 is: 174,923.50
Step by Step Solution
- Step 1: Write the proportion equation
369,396.19 : 554,125.72 = 116,609.05 : x - Step 2: Convert to fraction form
369,396.19/554,125.72 = 116,609.05/x - Step 3: Cross multiply
369,396.19x = 554,125.72 × 116,609.05 - Step 4: Simplify right side
369,396.19x = 64,616,073,789.77 - Step 5: Solve for x
x = 64,616,073,789.77/369,396.19 - Step 6: Final answer
x = 174,923.50
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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.