Finding the Fourth Proportional to 1,524,474.12, 2,103,814.08 and 836,176.08
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Solution
The fourth proportional to 1,524,474.12, 2,103,814.08 and 836,176.08 is: 1,153,944.82
Step by Step Solution
- Step 1: Write the proportion equation
1,524,474.12 : 2,103,814.08 = 836,176.08 : x - Step 2: Convert to fraction form
1,524,474.12/2,103,814.08 = 836,176.08/x - Step 3: Cross multiply
1,524,474.12x = 2,103,814.08 × 836,176.08 - Step 4: Simplify right side
1,524,474.12x = 1,759,159,010,463.21 - Step 5: Solve for x
x = 1,759,159,010,463.21/1,524,474.12 - Step 6: Final answer
x = 1,153,944.82
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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.