Finding the Fourth Proportional to 1,043,814.14, 1,440,440.09 and 608,204.34
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Solution
The fourth proportional to 1,043,814.14, 1,440,440.09 and 608,204.34 is: 839,308.34
Step by Step Solution
- Step 1: Write the proportion equation
1,043,814.14 : 1,440,440.09 = 608,204.34 : x - Step 2: Convert to fraction form
1,043,814.14/1,440,440.09 = 608,204.34/x - Step 3: Cross multiply
1,043,814.14x = 1,440,440.09 × 608,204.34 - Step 4: Simplify right side
1,043,814.14x = 876,081,911,206.97 - Step 5: Solve for x
x = 876,081,911,206.97/1,043,814.14 - Step 6: Final answer
x = 839,308.34
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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.