Finding the Fourth Proportional to 762,492.04, 1,143,746.26 and 230,017.68
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Solution
The fourth proportional to 762,492.04, 1,143,746.26 and 230,017.68 is: 345,028.99
Step by Step Solution
- Step 1: Write the proportion equation
762,492.04 : 1,143,746.26 = 230,017.68 : x - Step 2: Convert to fraction form
762,492.04/1,143,746.26 = 230,017.68/x - Step 3: Cross multiply
762,492.04x = 1,143,746.26 × 230,017.68 - Step 4: Simplify right side
762,492.04x = 263,081,861,233.88 - Step 5: Solve for x
x = 263,081,861,233.88/762,492.04 - Step 6: Final answer
x = 345,028.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.