Finding the Fourth Proportional to 317,451.46, 475,873.44 and 117,718.42
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Solution
The fourth proportional to 317,451.46, 475,873.44 and 117,718.42 is: 176,464.99
Step by Step Solution
- Step 1: Write the proportion equation
317,451.46 : 475,873.44 = 117,718.42 : x - Step 2: Convert to fraction form
317,451.46/475,873.44 = 117,718.42/x - Step 3: Cross multiply
317,451.46x = 475,873.44 × 117,718.42 - Step 4: Simplify right side
317,451.46x = 56,019,069,476.76 - Step 5: Solve for x
x = 56,019,069,476.76/317,451.46 - Step 6: Final answer
x = 176,464.99
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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.