Finding the Fourth Proportional to 317,268.96, 437,833.80 and 174,027.84
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Solution
The fourth proportional to 317,268.96, 437,833.80 and 174,027.84 is: 240,159.86
Step by Step Solution
- Step 1: Write the proportion equation
317,268.96 : 437,833.80 = 174,027.84 : x - Step 2: Convert to fraction form
317,268.96/437,833.80 = 174,027.84/x - Step 3: Cross multiply
317,268.96x = 437,833.80 × 174,027.84 - Step 4: Simplify right side
317,268.96x = 76,195,270,492.99 - Step 5: Solve for x
x = 76,195,270,492.99/317,268.96 - Step 6: Final answer
x = 240,159.86
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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.