Finding the Fourth Proportional to 2,539,654.08, 3,809,247.84 and 856,772.16
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Solution
The fourth proportional to 2,539,654.08, 3,809,247.84 and 856,772.16 is: 1,285,079.54
Step by Step Solution
- Step 1: Write the proportion equation
2,539,654.08 : 3,809,247.84 = 856,772.16 : x - Step 2: Convert to fraction form
2,539,654.08/3,809,247.84 = 856,772.16/x - Step 3: Cross multiply
2,539,654.08x = 3,809,247.84 × 856,772.16 - Step 4: Simplify right side
2,539,654.08x = 3,263,657,499,852.13 - Step 5: Solve for x
x = 3,263,657,499,852.13/2,539,654.08 - Step 6: Final answer
x = 1,285,079.54
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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.