Finding the Fourth Proportional to 696,903.29, 961,609.97 and 410,480.41
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Solution
The fourth proportional to 696,903.29, 961,609.97 and 410,480.41 is: 566,394.30
Step by Step Solution
- Step 1: Write the proportion equation
696,903.29 : 961,609.97 = 410,480.41 : x - Step 2: Convert to fraction form
696,903.29/961,609.97 = 410,480.41/x - Step 3: Cross multiply
696,903.29x = 961,609.97 × 410,480.41 - Step 4: Simplify right side
696,903.29x = 394,722,047,885.24 - Step 5: Solve for x
x = 394,722,047,885.24/696,903.29 - Step 6: Final answer
x = 566,394.30
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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.