Finding the Fourth Proportional to 589,623.80, 884,435.70 and 274,695.80
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Solution
The fourth proportional to 589,623.80, 884,435.70 and 274,695.80 is: 412,043.70
Step by Step Solution
- Step 1: Write the proportion equation
589,623.80 : 884,435.70 = 274,695.80 : x - Step 2: Convert to fraction form
589,623.80/884,435.70 = 274,695.80/x - Step 3: Cross multiply
589,623.80x = 884,435.70 × 274,695.80 - Step 4: Simplify right side
589,623.80x = 242,950,772,160.06 - Step 5: Solve for x
x = 242,950,772,160.06/589,623.80 - Step 6: Final answer
x = 412,043.70
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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.