Finding the Fourth Proportional to 201,354.93, 277,863.90 and 110,710.80
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Solution
The fourth proportional to 201,354.93, 277,863.90 and 110,710.80 is: 152,777.66
Step by Step Solution
- Step 1: Write the proportion equation
201,354.93 : 277,863.90 = 110,710.80 : x - Step 2: Convert to fraction form
201,354.93/277,863.90 = 110,710.80/x - Step 3: Cross multiply
201,354.93x = 277,863.90 × 110,710.80 - Step 4: Simplify right side
201,354.93x = 30,762,534,660.12 - Step 5: Solve for x
x = 30,762,534,660.12/201,354.93 - Step 6: Final answer
x = 152,777.66
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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.