Finding the Fourth Proportional to 360,245.93, 540,368.17 and 338,323.99
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Solution
The fourth proportional to 360,245.93, 540,368.17 and 338,323.99 is: 507,485.30
Step by Step Solution
- Step 1: Write the proportion equation
360,245.93 : 540,368.17 = 338,323.99 : x - Step 2: Convert to fraction form
360,245.93/540,368.17 = 338,323.99/x - Step 3: Cross multiply
360,245.93x = 540,368.17 × 338,323.99 - Step 4: Simplify right side
360,245.93x = 182,819,515,343.40 - Step 5: Solve for x
x = 182,819,515,343.40/360,245.93 - Step 6: Final answer
x = 507,485.30
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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.