Finding the Fourth Proportional to 1,241,798.77, 1,713,697.76 and 751,761.79
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Solution
The fourth proportional to 1,241,798.77, 1,713,697.76 and 751,761.79 is: 1,037,440.62
Step by Step Solution
- Step 1: Write the proportion equation
1,241,798.77 : 1,713,697.76 = 751,761.79 : x - Step 2: Convert to fraction form
1,241,798.77/1,713,697.76 = 751,761.79/x - Step 3: Cross multiply
1,241,798.77x = 1,713,697.76 × 751,761.79 - Step 4: Simplify right side
1,241,798.77x = 1,288,292,491,817.78 - Step 5: Solve for x
x = 1,288,292,491,817.78/1,241,798.77 - Step 6: Final answer
x = 1,037,440.62
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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.