Finding the Fourth Proportional to 773,890.37, 1,160,409.29 and 414,482.43
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Solution
The fourth proportional to 773,890.37, 1,160,409.29 and 414,482.43 is: 621,495.35
Step by Step Solution
- Step 1: Write the proportion equation
773,890.37 : 1,160,409.29 = 414,482.43 : x - Step 2: Convert to fraction form
773,890.37/1,160,409.29 = 414,482.43/x - Step 3: Cross multiply
773,890.37x = 1,160,409.29 × 414,482.43 - Step 4: Simplify right side
773,890.37x = 480,969,260,241.36 - Step 5: Solve for x
x = 480,969,260,241.36/773,890.37 - Step 6: Final answer
x = 621,495.35
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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.