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Finding the Fourth Proportional to 565.36, 847.56 and 444.16

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Solution

The fourth proportional to 565.36, 847.56 and 444.16 is: 665.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.36 : 847.56 = 444.16 : x
  2. Step 2: Convert to fraction form
    565.36/847.56 = 444.16/x
  3. Step 3: Cross multiply
    565.36x = 847.56 × 444.16
  4. Step 4: Simplify right side
    565.36x = 376,452.25
  5. Step 5: Solve for x
    x = 376,452.25/565.36
  6. Step 6: Final answer
    x = 665.86

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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.