Finding the Fourth Proportional to 317,739.34, 476,674.44 and 93,107.08
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Solution
The fourth proportional to 317,739.34, 476,674.44 and 93,107.08 is: 139,679.79
Step by Step Solution
- Step 1: Write the proportion equation
317,739.34 : 476,674.44 = 93,107.08 : x - Step 2: Convert to fraction form
317,739.34/476,674.44 = 93,107.08/x - Step 3: Cross multiply
317,739.34x = 476,674.44 × 93,107.08 - Step 4: Simplify right side
317,739.34x = 44,381,765,219.04 - Step 5: Solve for x
x = 44,381,765,219.04/317,739.34 - Step 6: Final answer
x = 139,679.79
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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.