Finding the Fourth Proportional to 4,265,251.20, 6,389,582.40 and 2,368,598.40
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Solution
The fourth proportional to 4,265,251.20, 6,389,582.40 and 2,368,598.40 is: 3,548,291.52
Step by Step Solution
- Step 1: Write the proportion equation
4,265,251.20 : 6,389,582.40 = 2,368,598.40 : x - Step 2: Convert to fraction form
4,265,251.20/6,389,582.40 = 2,368,598.40/x - Step 3: Cross multiply
4,265,251.20x = 6,389,582.40 × 2,368,598.40 - Step 4: Simplify right side
4,265,251.20x = 15,134,354,649,308.16 - Step 5: Solve for x
x = 15,134,354,649,308.16/4,265,251.20 - Step 6: Final answer
x = 3,548,291.52
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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.