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Finding the Fourth Proportional to 584.82, 877.70 and 516.48

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Solution

The fourth proportional to 584.82, 877.70 and 516.48 is: 775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.82 : 877.70 = 516.48 : x
  2. Step 2: Convert to fraction form
    584.82/877.70 = 516.48/x
  3. Step 3: Cross multiply
    584.82x = 877.70 × 516.48
  4. Step 4: Simplify right side
    584.82x = 453,314.50
  5. Step 5: Solve for x
    x = 453,314.50/584.82
  6. Step 6: Final answer
    x = 775.14

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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.