Finding the Fourth Proportional to 696,337.94, 961,240.29 and 470,289.62
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Solution
The fourth proportional to 696,337.94, 961,240.29 and 470,289.62 is: 649,198.19
Step by Step Solution
- Step 1: Write the proportion equation
696,337.94 : 961,240.29 = 470,289.62 : x - Step 2: Convert to fraction form
696,337.94/961,240.29 = 470,289.62/x - Step 3: Cross multiply
696,337.94x = 961,240.29 × 470,289.62 - Step 4: Simplify right side
696,337.94x = 452,061,330,712.79 - Step 5: Solve for x
x = 452,061,330,712.79/696,337.94 - Step 6: Final answer
x = 649,198.19
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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.