Finding the Fourth Proportional to 360,270.88, 497,199.56 and 199,122.44
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Solution
The fourth proportional to 360,270.88, 497,199.56 and 199,122.44 is: 274,803.20
Step by Step Solution
- Step 1: Write the proportion equation
360,270.88 : 497,199.56 = 199,122.44 : x - Step 2: Convert to fraction form
360,270.88/497,199.56 = 199,122.44/x - Step 3: Cross multiply
360,270.88x = 497,199.56 × 199,122.44 - Step 4: Simplify right side
360,270.88x = 99,003,589,554.13 - Step 5: Solve for x
x = 99,003,589,554.13/360,270.88 - Step 6: Final answer
x = 274,803.20
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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.