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Finding the Fourth Proportional to 565.53, 848.21 and 240.86

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Solution

The fourth proportional to 565.53, 848.21 and 240.86 is: 361.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.53 : 848.21 = 240.86 : x
  2. Step 2: Convert to fraction form
    565.53/848.21 = 240.86/x
  3. Step 3: Cross multiply
    565.53x = 848.21 × 240.86
  4. Step 4: Simplify right side
    565.53x = 204,294.42
  5. Step 5: Solve for x
    x = 204,294.42/565.53
  6. Step 6: Final answer
    x = 361.24

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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.