Finding the Fourth Proportional to 589,621.80, 884,432.70 and 274,693.80
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Solution
The fourth proportional to 589,621.80, 884,432.70 and 274,693.80 is: 412,040.70
Step by Step Solution
- Step 1: Write the proportion equation
589,621.80 : 884,432.70 = 274,693.80 : x - Step 2: Convert to fraction form
589,621.80/884,432.70 = 274,693.80/x - Step 3: Cross multiply
589,621.80x = 884,432.70 × 274,693.80 - Step 4: Simplify right side
589,621.80x = 242,948,179,207.26 - Step 5: Solve for x
x = 242,948,179,207.26/589,621.80 - Step 6: Final answer
x = 412,040.70
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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.