Finding the Fourth Proportional to 5,055,101.64, 7,582,652.46 and 1,689,308.64
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Solution
The fourth proportional to 5,055,101.64, 7,582,652.46 and 1,689,308.64 is: 2,533,962.96
Step by Step Solution
- Step 1: Write the proportion equation
5,055,101.64 : 7,582,652.46 = 1,689,308.64 : x - Step 2: Convert to fraction form
5,055,101.64/7,582,652.46 = 1,689,308.64/x - Step 3: Cross multiply
5,055,101.64x = 7,582,652.46 × 1,689,308.64 - Step 4: Simplify right side
5,055,101.64x = 12,809,440,314,795.25 - Step 5: Solve for x
x = 12,809,440,314,795.25/5,055,101.64 - Step 6: Final answer
x = 2,533,962.96
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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.