Finding the Fourth Proportional to 579,199.99, 799,317.62 and 324,541.75
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Solution
The fourth proportional to 579,199.99, 799,317.62 and 324,541.75 is: 447,879.74
Step by Step Solution
- Step 1: Write the proportion equation
579,199.99 : 799,317.62 = 324,541.75 : x - Step 2: Convert to fraction form
579,199.99/799,317.62 = 324,541.75/x - Step 3: Cross multiply
579,199.99x = 799,317.62 × 324,541.75 - Step 4: Simplify right side
579,199.99x = 259,411,939,200.64 - Step 5: Solve for x
x = 259,411,939,200.64/579,199.99 - Step 6: Final answer
x = 447,879.74
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.