Finding the Fourth Proportional to 317,994.12, 476,694.63 and 107,484.84
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Solution
The fourth proportional to 317,994.12, 476,694.63 and 107,484.84 is: 161,127.02
Step by Step Solution
- Step 1: Write the proportion equation
317,994.12 : 476,694.63 = 107,484.84 : x - Step 2: Convert to fraction form
317,994.12/476,694.63 = 107,484.84/x - Step 3: Cross multiply
317,994.12x = 476,694.63 × 107,484.84 - Step 4: Simplify right side
317,994.12x = 51,237,446,034.41 - Step 5: Solve for x
x = 51,237,446,034.41/317,994.12 - Step 6: Final answer
x = 161,127.02
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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.