Finding the Fourth Proportional to 773,910.11, 1,067,937.36 and 434,312.75
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Solution
The fourth proportional to 773,910.11, 1,067,937.36 and 434,312.75 is: 599,318.71
Step by Step Solution
- Step 1: Write the proportion equation
773,910.11 : 1,067,937.36 = 434,312.75 : x - Step 2: Convert to fraction form
773,910.11/1,067,937.36 = 434,312.75/x - Step 3: Cross multiply
773,910.11x = 1,067,937.36 × 434,312.75 - Step 4: Simplify right side
773,910.11x = 463,818,811,649.34 - Step 5: Solve for x
x = 463,818,811,649.34/773,910.11 - Step 6: Final answer
x = 599,318.71
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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.