Finding the Fourth Proportional to 403,351.41, 604,928.70 and 166,761.75
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Solution
The fourth proportional to 403,351.41, 604,928.70 and 166,761.75 is: 250,101.94
Step by Step Solution
- Step 1: Write the proportion equation
403,351.41 : 604,928.70 = 166,761.75 : x - Step 2: Convert to fraction form
403,351.41/604,928.70 = 166,761.75/x - Step 3: Cross multiply
403,351.41x = 604,928.70 × 166,761.75 - Step 4: Simplify right side
403,351.41x = 100,878,968,637.23 - Step 5: Solve for x
x = 100,878,968,637.23/403,351.41 - Step 6: Final answer
x = 250,101.94
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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.