Finding the Fourth Proportional to 364,644.24, 503,234.28 and 203,530.74
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Solution
The fourth proportional to 364,644.24, 503,234.28 and 203,530.74 is: 280,886.50
Step by Step Solution
- Step 1: Write the proportion equation
364,644.24 : 503,234.28 = 203,530.74 : x - Step 2: Convert to fraction form
364,644.24/503,234.28 = 203,530.74/x - Step 3: Cross multiply
364,644.24x = 503,234.28 × 203,530.74 - Step 4: Simplify right side
364,644.24x = 102,423,645,401.77 - Step 5: Solve for x
x = 102,423,645,401.77/364,644.24 - Step 6: Final answer
x = 280,886.50
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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.