Finding the Fourth Proportional to 436,714.44, 602,677.68 and 245,734.56
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Solution
The fourth proportional to 436,714.44, 602,677.68 and 245,734.56 is: 339,120.31
Step by Step Solution
- Step 1: Write the proportion equation
436,714.44 : 602,677.68 = 245,734.56 : x - Step 2: Convert to fraction form
436,714.44/602,677.68 = 245,734.56/x - Step 3: Cross multiply
436,714.44x = 602,677.68 × 245,734.56 - Step 4: Simplify right side
436,714.44x = 148,098,734,516.62 - Step 5: Solve for x
x = 148,098,734,516.62/436,714.44 - Step 6: Final answer
x = 339,120.31
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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.