Finding the Fourth Proportional to 2,366,134.20, 3,549,201.30 and 768,749.40
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Solution
The fourth proportional to 2,366,134.20, 3,549,201.30 and 768,749.40 is: 1,153,124.10
Step by Step Solution
- Step 1: Write the proportion equation
2,366,134.20 : 3,549,201.30 = 768,749.40 : x - Step 2: Convert to fraction form
2,366,134.20/3,549,201.30 = 768,749.40/x - Step 3: Cross multiply
2,366,134.20x = 3,549,201.30 × 768,749.40 - Step 4: Simplify right side
2,366,134.20x = 2,728,446,369,854.22 - Step 5: Solve for x
x = 2,728,446,369,854.22/2,366,134.20 - Step 6: Final answer
x = 1,153,124.10
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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.