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Finding the Fourth Proportional to 566.53, 848.42 and 392.71

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Solution

The fourth proportional to 566.53, 848.42 and 392.71 is: 588.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.53 : 848.42 = 392.71 : x
  2. Step 2: Convert to fraction form
    566.53/848.42 = 392.71/x
  3. Step 3: Cross multiply
    566.53x = 848.42 × 392.71
  4. Step 4: Simplify right side
    566.53x = 333,183.02
  5. Step 5: Solve for x
    x = 333,183.02/566.53
  6. Step 6: Final answer
    x = 588.11

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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.