Finding the Fourth Proportional to 617,239.58, 925,765.80 and 167,995.44
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Solution
The fourth proportional to 617,239.58, 925,765.80 and 167,995.44 is: 251,967.69
Step by Step Solution
- Step 1: Write the proportion equation
617,239.58 : 925,765.80 = 167,995.44 : x - Step 2: Convert to fraction form
617,239.58/925,765.80 = 167,995.44/x - Step 3: Cross multiply
617,239.58x = 925,765.80 × 167,995.44 - Step 4: Simplify right side
617,239.58x = 155,524,432,907.95 - Step 5: Solve for x
x = 155,524,432,907.95/617,239.58 - Step 6: Final answer
x = 251,967.69
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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.