Finding the Fourth Proportional to 842,201.08, 1,162,188.14 and 460,230.84
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Solution
The fourth proportional to 842,201.08, 1,162,188.14 and 460,230.84 is: 635,091.59
Step by Step Solution
- Step 1: Write the proportion equation
842,201.08 : 1,162,188.14 = 460,230.84 : x - Step 2: Convert to fraction form
842,201.08/1,162,188.14 = 460,230.84/x - Step 3: Cross multiply
842,201.08x = 1,162,188.14 × 460,230.84 - Step 4: Simplify right side
842,201.08x = 534,874,823,910.24 - Step 5: Solve for x
x = 534,874,823,910.24/842,201.08 - Step 6: Final answer
x = 635,091.59
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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.