Finding the Fourth Proportional to 324,936.24, 487,401.12 and 246,531.48
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Solution
The fourth proportional to 324,936.24, 487,401.12 and 246,531.48 is: 369,794.76
Step by Step Solution
- Step 1: Write the proportion equation
324,936.24 : 487,401.12 = 246,531.48 : x - Step 2: Convert to fraction form
324,936.24/487,401.12 = 246,531.48/x - Step 3: Cross multiply
324,936.24x = 487,401.12 × 246,531.48 - Step 4: Simplify right side
324,936.24x = 120,159,719,467.26 - Step 5: Solve for x
x = 120,159,719,467.26/324,936.24 - Step 6: Final answer
x = 369,794.76
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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.