Finding the Fourth Proportional to 507,319.44, 699,377.36 and 364,033.68
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Solution
The fourth proportional to 507,319.44, 699,377.36 and 364,033.68 is: 501,847.35
Step by Step Solution
- Step 1: Write the proportion equation
507,319.44 : 699,377.36 = 364,033.68 : x - Step 2: Convert to fraction form
507,319.44/699,377.36 = 364,033.68/x - Step 3: Cross multiply
507,319.44x = 699,377.36 × 364,033.68 - Step 4: Simplify right side
507,319.44x = 254,596,914,069.49 - Step 5: Solve for x
x = 254,596,914,069.49/507,319.44 - Step 6: Final answer
x = 501,847.35
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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.