Finding the Fourth Proportional to 967,809.63, 1,335,652.08 and 580,639.62
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Solution
The fourth proportional to 967,809.63, 1,335,652.08 and 580,639.62 is: 801,327.55
Step by Step Solution
- Step 1: Write the proportion equation
967,809.63 : 1,335,652.08 = 580,639.62 : x - Step 2: Convert to fraction form
967,809.63/1,335,652.08 = 580,639.62/x - Step 3: Cross multiply
967,809.63x = 1,335,652.08 × 580,639.62 - Step 4: Simplify right side
967,809.63x = 775,532,516,183.41 - Step 5: Solve for x
x = 775,532,516,183.41/967,809.63 - Step 6: Final answer
x = 801,327.55
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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.