Finding the Fourth Proportional to 553,714.02, 764,132.49 and 327,357.54
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Solution
The fourth proportional to 553,714.02, 764,132.49 and 327,357.54 is: 451,757.63
Step by Step Solution
- Step 1: Write the proportion equation
553,714.02 : 764,132.49 = 327,357.54 : x - Step 2: Convert to fraction form
553,714.02/764,132.49 = 327,357.54/x - Step 3: Cross multiply
553,714.02x = 764,132.49 × 327,357.54 - Step 4: Simplify right side
553,714.02x = 250,144,532,160.48 - Step 5: Solve for x
x = 250,144,532,160.48/553,714.02 - Step 6: Final answer
x = 451,757.63
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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.