Finding the Fourth Proportional to 575,163.44, 793,731.12 and 317,050.44
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Solution
The fourth proportional to 575,163.44, 793,731.12 and 317,050.44 is: 437,532.68
Step by Step Solution
- Step 1: Write the proportion equation
575,163.44 : 793,731.12 = 317,050.44 : x - Step 2: Convert to fraction form
575,163.44/793,731.12 = 317,050.44/x - Step 3: Cross multiply
575,163.44x = 793,731.12 × 317,050.44 - Step 4: Simplify right side
575,163.44x = 251,652,800,837.69 - Step 5: Solve for x
x = 251,652,800,837.69/575,163.44 - Step 6: Final answer
x = 437,532.68
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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.