Finding the Fourth Proportional to 1,577,617.05, 2,366,988.73 and 512,662.87
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Solution
The fourth proportional to 1,577,617.05, 2,366,988.73 and 512,662.87 is: 769,177.31
Step by Step Solution
- Step 1: Write the proportion equation
1,577,617.05 : 2,366,988.73 = 512,662.87 : x - Step 2: Convert to fraction form
1,577,617.05/2,366,988.73 = 512,662.87/x - Step 3: Cross multiply
1,577,617.05x = 2,366,988.73 × 512,662.87 - Step 4: Simplify right side
1,577,617.05x = 1,213,467,240,140.26 - Step 5: Solve for x
x = 1,213,467,240,140.26/1,577,617.05 - Step 6: Final answer
x = 769,177.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.