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Finding the Fourth Proportional to 564.43, 846.47 and 333.26

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Solution

The fourth proportional to 564.43, 846.47 and 333.26 is: 499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.43 : 846.47 = 333.26 : x
  2. Step 2: Convert to fraction form
    564.43/846.47 = 333.26/x
  3. Step 3: Cross multiply
    564.43x = 846.47 × 333.26
  4. Step 4: Simplify right side
    564.43x = 282,088.69
  5. Step 5: Solve for x
    x = 282,088.69/564.43
  6. Step 6: Final answer
    x = 499.78

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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.