Finding the Fourth Proportional to 201,360.17, 277,878.07 and 110,721.98
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Solution
The fourth proportional to 201,360.17, 277,878.07 and 110,721.98 is: 152,796.90
Step by Step Solution
- Step 1: Write the proportion equation
201,360.17 : 277,878.07 = 110,721.98 : x - Step 2: Convert to fraction form
201,360.17/277,878.07 = 110,721.98/x - Step 3: Cross multiply
201,360.17x = 277,878.07 × 110,721.98 - Step 4: Simplify right side
201,360.17x = 30,767,209,849.14 - Step 5: Solve for x
x = 30,767,209,849.14/201,360.17 - Step 6: Final answer
x = 152,796.90
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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.