Finding the Fourth Proportional to 670,672.87, 925,519.62 and 364,742.67
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Solution
The fourth proportional to 670,672.87, 925,519.62 and 364,742.67 is: 503,340.02
Step by Step Solution
- Step 1: Write the proportion equation
670,672.87 : 925,519.62 = 364,742.67 : x - Step 2: Convert to fraction form
670,672.87/925,519.62 = 364,742.67/x - Step 3: Cross multiply
670,672.87x = 925,519.62 × 364,742.67 - Step 4: Simplify right side
670,672.87x = 337,576,497,336.19 - Step 5: Solve for x
x = 337,576,497,336.19/670,672.87 - Step 6: Final answer
x = 503,340.02
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1.5x scale
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.