Finding the Fourth Proportional to 324,766.71, 487,150.70 and 125,181.09
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Solution
The fourth proportional to 324,766.71, 487,150.70 and 125,181.09 is: 187,771.88
Step by Step Solution
- Step 1: Write the proportion equation
324,766.71 : 487,150.70 = 125,181.09 : x - Step 2: Convert to fraction form
324,766.71/487,150.70 = 125,181.09/x - Step 3: Cross multiply
324,766.71x = 487,150.70 × 125,181.09 - Step 4: Simplify right side
324,766.71x = 60,982,054,994.36 - Step 5: Solve for x
x = 60,982,054,994.36/324,766.71 - Step 6: Final answer
x = 187,771.88
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1.5x scale
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.