Finding the Fourth Proportional to 504,985.68, 757,348.08 and 149,919.36
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Solution
The fourth proportional to 504,985.68, 757,348.08 and 149,919.36 is: 224,840.32
Step by Step Solution
- Step 1: Write the proportion equation
504,985.68 : 757,348.08 = 149,919.36 : x - Step 2: Convert to fraction form
504,985.68/757,348.08 = 149,919.36/x - Step 3: Cross multiply
504,985.68x = 757,348.08 × 149,919.36 - Step 4: Simplify right side
504,985.68x = 113,541,139,450.83 - Step 5: Solve for x
x = 113,541,139,450.83/504,985.68 - Step 6: Final answer
x = 224,840.32
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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.