Finding the Fourth Proportional to 844,543.68, 1,165,492.98 and 476,991.36
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Solution
The fourth proportional to 844,543.68, 1,165,492.98 and 476,991.36 is: 658,260.90
Step by Step Solution
- Step 1: Write the proportion equation
844,543.68 : 1,165,492.98 = 476,991.36 : x - Step 2: Convert to fraction form
844,543.68/1,165,492.98 = 476,991.36/x - Step 3: Cross multiply
844,543.68x = 1,165,492.98 × 476,991.36 - Step 4: Simplify right side
844,543.68x = 555,930,081,600.65 - Step 5: Solve for x
x = 555,930,081,600.65/844,543.68 - Step 6: Final answer
x = 658,260.90
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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.