Finding the Third Proportional to 317,808.56 and 471,214.97
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Solution
The third proportional to 317,808.56 and 471,214.97 is: 698,670.75
Step by Step Solution
- Step 1: Write the proportion equation
317,808.56 : 471,214.97 = 471,214.97 : x - Step 2: Convert to fraction form
317,808.56/471,214.97 = 471,214.97/x - Step 3: Cross multiply
317,808.56x = 471,214.97 × 471,214.97 - Step 4: Simplify right side
317,808.56x = 222,043,546,774.06 - Step 5: Solve for x
x = 222,043,546,774.06/317,808.56 - Step 6: Final answer
x = 698,670.75
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Why These Related Problems?
These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.