Finding the Fourth Proportional to 5,262,014.08, 7,261,579.20 and 2,847,566.08
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Solution
The fourth proportional to 5,262,014.08, 7,261,579.20 and 2,847,566.08 is: 3,929,641.07
Step by Step Solution
- Step 1: Write the proportion equation
5,262,014.08 : 7,261,579.20 = 2,847,566.08 : x - Step 2: Convert to fraction form
5,262,014.08/7,261,579.20 = 2,847,566.08/x - Step 3: Cross multiply
5,262,014.08x = 7,261,579.20 × 2,847,566.08 - Step 4: Simplify right side
5,262,014.08x = 20,677,826,617,153.54 - Step 5: Solve for x
x = 20,677,826,617,153.54/5,262,014.08 - Step 6: Final answer
x = 3,929,641.07
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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.