Finding the Fourth Proportional to 317,285.18, 475,624.38 and 117,551.96
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Solution
The fourth proportional to 317,285.18, 475,624.38 and 117,551.96 is: 176,215.54
Step by Step Solution
- Step 1: Write the proportion equation
317,285.18 : 475,624.38 = 117,551.96 : x - Step 2: Convert to fraction form
317,285.18/475,624.38 = 117,551.96/x - Step 3: Cross multiply
317,285.18x = 475,624.38 × 117,551.96 - Step 4: Simplify right side
317,285.18x = 55,910,578,092.78 - Step 5: Solve for x
x = 55,910,578,092.78/317,285.18 - Step 6: Final answer
x = 176,215.54
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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.