Finding the Fourth Proportional to 403,761.70, 605,593.95 and 167,079.70
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Solution
The fourth proportional to 403,761.70, 605,593.95 and 167,079.70 is: 250,599.44
Step by Step Solution
- Step 1: Write the proportion equation
403,761.70 : 605,593.95 = 167,079.70 : x - Step 2: Convert to fraction form
403,761.70/605,593.95 = 167,079.70/x - Step 3: Cross multiply
403,761.70x = 605,593.95 × 167,079.70 - Step 4: Simplify right side
403,761.70x = 101,182,455,487.82 - Step 5: Solve for x
x = 101,182,455,487.82/403,761.70 - Step 6: Final answer
x = 250,599.44
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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.