Finding the Fourth Proportional to 335,497.12, 462,998.76 and 192,284.80
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Solution
The fourth proportional to 335,497.12, 462,998.76 and 192,284.80 is: 265,360.32
Step by Step Solution
- Step 1: Write the proportion equation
335,497.12 : 462,998.76 = 192,284.80 : x - Step 2: Convert to fraction form
335,497.12/462,998.76 = 192,284.80/x - Step 3: Cross multiply
335,497.12x = 462,998.76 × 192,284.80 - Step 4: Simplify right side
335,497.12x = 89,027,623,966.85 - Step 5: Solve for x
x = 89,027,623,966.85/335,497.12 - Step 6: Final answer
x = 265,360.32
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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.