Finding the Fourth Proportional to 436,815.41, 654,541.34 and 276,552.05
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Solution
The fourth proportional to 436,815.41, 654,541.34 and 276,552.05 is: 414,396.43
Step by Step Solution
- Step 1: Write the proportion equation
436,815.41 : 654,541.34 = 276,552.05 : x - Step 2: Convert to fraction form
436,815.41/654,541.34 = 276,552.05/x - Step 3: Cross multiply
436,815.41x = 654,541.34 × 276,552.05 - Step 4: Simplify right side
436,815.41x = 181,014,744,731.28 - Step 5: Solve for x
x = 181,014,744,731.28/436,815.41 - Step 6: Final answer
x = 414,396.43
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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.