Finding the Fourth Proportional to 769,857.91, 1,154,198.19 and 466,185.98
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Solution
The fourth proportional to 769,857.91, 1,154,198.19 and 466,185.98 is: 698,922.50
Step by Step Solution
- Step 1: Write the proportion equation
769,857.91 : 1,154,198.19 = 466,185.98 : x - Step 2: Convert to fraction form
769,857.91/1,154,198.19 = 466,185.98/x - Step 3: Cross multiply
769,857.91x = 1,154,198.19 × 466,185.98 - Step 4: Simplify right side
769,857.91x = 538,071,014,319.38 - Step 5: Solve for x
x = 538,071,014,319.38/769,857.91 - Step 6: Final answer
x = 698,922.50
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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.