Finding the Fourth Proportional to 177,349.20, 266,023.80 and 170,350.80
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Solution
The fourth proportional to 177,349.20, 266,023.80 and 170,350.80 is: 255,526.20
Step by Step Solution
- Step 1: Write the proportion equation
177,349.20 : 266,023.80 = 170,350.80 : x - Step 2: Convert to fraction form
177,349.20/266,023.80 = 170,350.80/x - Step 3: Cross multiply
177,349.20x = 266,023.80 × 170,350.80 - Step 4: Simplify right side
177,349.20x = 45,317,367,149.04 - Step 5: Solve for x
x = 45,317,367,149.04/177,349.20 - Step 6: Final answer
x = 255,526.20
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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.