Finding the Fourth Proportional to 792,817.65, 1,094,089.05 and 430,241.49
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Solution
The fourth proportional to 792,817.65, 1,094,089.05 and 430,241.49 is: 593,733.63
Step by Step Solution
- Step 1: Write the proportion equation
792,817.65 : 1,094,089.05 = 430,241.49 : x - Step 2: Convert to fraction form
792,817.65/1,094,089.05 = 430,241.49/x - Step 3: Cross multiply
792,817.65x = 1,094,089.05 × 430,241.49 - Step 4: Simplify right side
792,817.65x = 470,722,503,064.69 - Step 5: Solve for x
x = 470,722,503,064.69/792,817.65 - Step 6: Final answer
x = 593,733.63
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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.