Finding the Fourth Proportional to 364,649.12, 503,243.62 and 201,337.12
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Solution
The fourth proportional to 364,649.12, 503,243.62 and 201,337.12 is: 277,860.59
Step by Step Solution
- Step 1: Write the proportion equation
364,649.12 : 503,243.62 = 201,337.12 : x - Step 2: Convert to fraction form
364,649.12/503,243.62 = 201,337.12/x - Step 3: Cross multiply
364,649.12x = 503,243.62 × 201,337.12 - Step 4: Simplify right side
364,649.12x = 101,321,621,109.17 - Step 5: Solve for x
x = 101,321,621,109.17/364,649.12 - Step 6: Final answer
x = 277,860.59
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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.