Finding the Fourth Proportional to 242,461.56, 334,583.79 and 133,544.70
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Solution
The fourth proportional to 242,461.56, 334,583.79 and 133,544.70 is: 184,284.44
Step by Step Solution
- Step 1: Write the proportion equation
242,461.56 : 334,583.79 = 133,544.70 : x - Step 2: Convert to fraction form
242,461.56/334,583.79 = 133,544.70/x - Step 3: Cross multiply
242,461.56x = 334,583.79 × 133,544.70 - Step 4: Simplify right side
242,461.56x = 44,681,891,860.41 - Step 5: Solve for x
x = 44,681,891,860.41/242,461.56 - Step 6: Final answer
x = 184,284.44
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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.