Finding the Fourth Proportional to 546,576.96, 754,797.36 and 516,757.20
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Solution
The fourth proportional to 546,576.96, 754,797.36 and 516,757.20 is: 713,617.66
Step by Step Solution
- Step 1: Write the proportion equation
546,576.96 : 754,797.36 = 516,757.20 : x - Step 2: Convert to fraction form
546,576.96/754,797.36 = 516,757.20/x - Step 3: Cross multiply
546,576.96x = 754,797.36 × 516,757.20 - Step 4: Simplify right side
546,576.96x = 390,046,970,320.99 - Step 5: Solve for x
x = 390,046,970,320.99/546,576.96 - Step 6: Final answer
x = 713,617.66
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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.