Finding the Fourth Proportional to 317,354.23, 476,032.97 and 106,993.99
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Solution
The fourth proportional to 317,354.23, 476,032.97 and 106,993.99 is: 160,491.53
Step by Step Solution
- Step 1: Write the proportion equation
317,354.23 : 476,032.97 = 106,993.99 : x - Step 2: Convert to fraction form
317,354.23/476,032.97 = 106,993.99/x - Step 3: Cross multiply
317,354.23x = 476,032.97 × 106,993.99 - Step 4: Simplify right side
317,354.23x = 50,932,666,831.85 - Step 5: Solve for x
x = 50,932,666,831.85/317,354.23 - Step 6: Final answer
x = 160,491.53
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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.