Finding the Fourth Proportional to 462,892.24, 638,533.84 and 269,278.08
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Solution
The fourth proportional to 462,892.24, 638,533.84 and 269,278.08 is: 371,453.98
Step by Step Solution
- Step 1: Write the proportion equation
462,892.24 : 638,533.84 = 269,278.08 : x - Step 2: Convert to fraction form
462,892.24/638,533.84 = 269,278.08/x - Step 3: Cross multiply
462,892.24x = 638,533.84 × 269,278.08 - Step 4: Simplify right side
462,892.24x = 171,943,166,450.23 - Step 5: Solve for x
x = 171,943,166,450.23/462,892.24 - Step 6: Final answer
x = 371,453.98
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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.