Finding the Fourth Proportional to 246,655.62, 340,384.68 and 133,478.28
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Solution
The fourth proportional to 246,655.62, 340,384.68 and 133,478.28 is: 184,199.99
Step by Step Solution
- Step 1: Write the proportion equation
246,655.62 : 340,384.68 = 133,478.28 : x - Step 2: Convert to fraction form
246,655.62/340,384.68 = 133,478.28/x - Step 3: Cross multiply
246,655.62x = 340,384.68 × 133,478.28 - Step 4: Simplify right side
246,655.62x = 45,433,961,624.75 - Step 5: Solve for x
x = 45,433,961,624.75/246,655.62 - Step 6: Final answer
x = 184,199.99
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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.