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Finding the Fourth Proportional to 564.04, 846.23 and 217.41

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Solution

The fourth proportional to 564.04, 846.23 and 217.41 is: 326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.04 : 846.23 = 217.41 : x
  2. Step 2: Convert to fraction form
    564.04/846.23 = 217.41/x
  3. Step 3: Cross multiply
    564.04x = 846.23 × 217.41
  4. Step 4: Simplify right side
    564.04x = 183,973.55
  5. Step 5: Solve for x
    x = 183,973.55/564.04
  6. Step 6: Final answer
    x = 326.17

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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.