Finding the Fourth Proportional to 5,534,483.60, 8,303,280.60 and 2,694,688.40
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Solution
The fourth proportional to 5,534,483.60, 8,303,280.60 and 2,694,688.40 is: 4,042,789.81
Step by Step Solution
- Step 1: Write the proportion equation
5,534,483.60 : 8,303,280.60 = 2,694,688.40 : x - Step 2: Convert to fraction form
5,534,483.60/8,303,280.60 = 2,694,688.40/x - Step 3: Cross multiply
5,534,483.60x = 8,303,280.60 × 2,694,688.40 - Step 4: Simplify right side
5,534,483.60x = 22,374,753,914,765.04 - Step 5: Solve for x
x = 22,374,753,914,765.04/5,534,483.60 - Step 6: Final answer
x = 4,042,789.81
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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.