Finding the Fourth Proportional to 408,257.44, 563,363.35 and 226,958.33
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Solution
The fourth proportional to 408,257.44, 563,363.35 and 226,958.33 is: 313,184.75
Step by Step Solution
- Step 1: Write the proportion equation
408,257.44 : 563,363.35 = 226,958.33 : x - Step 2: Convert to fraction form
408,257.44/563,363.35 = 226,958.33/x - Step 3: Cross multiply
408,257.44x = 563,363.35 × 226,958.33 - Step 4: Simplify right side
408,257.44x = 127,860,001,147.60 - Step 5: Solve for x
x = 127,860,001,147.60/408,257.44 - Step 6: Final answer
x = 313,184.75
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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.