Finding the Fourth Proportional to 5,999,803.92, 8,279,525.16 and 3,422,319.12
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Solution
The fourth proportional to 5,999,803.92, 8,279,525.16 and 3,422,319.12 is: 4,722,683.88
Step by Step Solution
- Step 1: Write the proportion equation
5,999,803.92 : 8,279,525.16 = 3,422,319.12 : x - Step 2: Convert to fraction form
5,999,803.92/8,279,525.16 = 3,422,319.12/x - Step 3: Cross multiply
5,999,803.92x = 8,279,525.16 × 3,422,319.12 - Step 4: Simplify right side
5,999,803.92x = 28,335,177,259,589.06 - Step 5: Solve for x
x = 28,335,177,259,589.06/5,999,803.92 - Step 6: Final answer
x = 4,722,683.88
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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.