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Finding the Fourth Proportional to 565.14, 847.56 and 175.22

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Solution

The fourth proportional to 565.14, 847.56 and 175.22 is: 262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.14 : 847.56 = 175.22 : x
  2. Step 2: Convert to fraction form
    565.14/847.56 = 175.22/x
  3. Step 3: Cross multiply
    565.14x = 847.56 × 175.22
  4. Step 4: Simplify right side
    565.14x = 148,509.46
  5. Step 5: Solve for x
    x = 148,509.46/565.14
  6. Step 6: Final answer
    x = 262.78

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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.