Finding the Fourth Proportional to 247,024.49, 340,884.65 and 133,844.81
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Solution
The fourth proportional to 247,024.49, 340,884.65 and 133,844.81 is: 184,700.88
Step by Step Solution
- Step 1: Write the proportion equation
247,024.49 : 340,884.65 = 133,844.81 : x - Step 2: Convert to fraction form
247,024.49/340,884.65 = 133,844.81/x - Step 3: Cross multiply
247,024.49x = 340,884.65 × 133,844.81 - Step 4: Simplify right side
247,024.49x = 45,625,639,841.36 - Step 5: Solve for x
x = 45,625,639,841.36/247,024.49 - Step 6: Final answer
x = 184,700.88
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1.5x scale
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.