Finding the Fourth Proportional to 461,047.41, 691,404.75 and 194,828.49
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Solution
The fourth proportional to 461,047.41, 691,404.75 and 194,828.49 is: 292,172.43
Step by Step Solution
- Step 1: Write the proportion equation
461,047.41 : 691,404.75 = 194,828.49 : x - Step 2: Convert to fraction form
461,047.41/691,404.75 = 194,828.49/x - Step 3: Cross multiply
461,047.41x = 691,404.75 × 194,828.49 - Step 4: Simplify right side
461,047.41x = 134,705,343,421.33 - Step 5: Solve for x
x = 134,705,343,421.33/461,047.41 - Step 6: Final answer
x = 292,172.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.