Finding the Fourth Proportional to 488,584.17, 732,758.40 and 204,121.08
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Solution
The fourth proportional to 488,584.17, 732,758.40 and 204,121.08 is: 306,132.38
Step by Step Solution
- Step 1: Write the proportion equation
488,584.17 : 732,758.40 = 204,121.08 : x - Step 2: Convert to fraction form
488,584.17/732,758.40 = 204,121.08/x - Step 3: Cross multiply
488,584.17x = 732,758.40 × 204,121.08 - Step 4: Simplify right side
488,584.17x = 149,571,435,987.07 - Step 5: Solve for x
x = 149,571,435,987.07/488,584.17 - Step 6: Final answer
x = 306,132.38
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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.