Finding the Fourth Proportional to 410,754.80, 566,605.16 and 247,297.68
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Solution
The fourth proportional to 410,754.80, 566,605.16 and 247,297.68 is: 341,128.43
Step by Step Solution
- Step 1: Write the proportion equation
410,754.80 : 566,605.16 = 247,297.68 : x - Step 2: Convert to fraction form
410,754.80/566,605.16 = 247,297.68/x - Step 3: Cross multiply
410,754.80x = 566,605.16 × 247,297.68 - Step 4: Simplify right side
410,754.80x = 140,120,141,544.03 - Step 5: Solve for x
x = 140,120,141,544.03/410,754.80 - Step 6: Final answer
x = 341,128.43
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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.