Finding the Fourth Proportional to 383,937.57, 529,797.11 and 214,182.63
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Solution
The fourth proportional to 383,937.57, 529,797.11 and 214,182.63 is: 295,551.53
Step by Step Solution
- Step 1: Write the proportion equation
383,937.57 : 529,797.11 = 214,182.63 : x - Step 2: Convert to fraction form
383,937.57/529,797.11 = 214,182.63/x - Step 3: Cross multiply
383,937.57x = 529,797.11 × 214,182.63 - Step 4: Simplify right side
383,937.57x = 113,473,337,315.29 - Step 5: Solve for x
x = 113,473,337,315.29/383,937.57 - Step 6: Final answer
x = 295,551.53
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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.