Finding the Fourth Proportional to 403,450.62, 605,266.65 and 122,996.22
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Solution
The fourth proportional to 403,450.62, 605,266.65 and 122,996.22 is: 184,521.99
Step by Step Solution
- Step 1: Write the proportion equation
403,450.62 : 605,266.65 = 122,996.22 : x - Step 2: Convert to fraction form
403,450.62/605,266.65 = 122,996.22/x - Step 3: Cross multiply
403,450.62x = 605,266.65 × 122,996.22 - Step 4: Simplify right side
403,450.62x = 74,445,510,042.06 - Step 5: Solve for x
x = 74,445,510,042.06/403,450.62 - Step 6: Final answer
x = 184,521.99
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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.