Finding the Fourth Proportional to 514,482.48, 771,752.87 and 159,546.96
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Solution
The fourth proportional to 514,482.48, 771,752.87 and 159,546.96 is: 239,329.48
Step by Step Solution
- Step 1: Write the proportion equation
514,482.48 : 771,752.87 = 159,546.96 : x - Step 2: Convert to fraction form
514,482.48/771,752.87 = 159,546.96/x - Step 3: Cross multiply
514,482.48x = 771,752.87 × 159,546.96 - Step 4: Simplify right side
514,482.48x = 123,130,820,819.88 - Step 5: Solve for x
x = 123,130,820,819.88/514,482.48 - Step 6: Final answer
x = 239,329.48
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1.5x scale
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.