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Finding the Fourth Proportional to 566.68, 850.10 and 258.53

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Solution

The fourth proportional to 566.68, 850.10 and 258.53 is: 387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.68 : 850.10 = 258.53 : x
  2. Step 2: Convert to fraction form
    566.68/850.10 = 258.53/x
  3. Step 3: Cross multiply
    566.68x = 850.10 × 258.53
  4. Step 4: Simplify right side
    566.68x = 219,776.35
  5. Step 5: Solve for x
    x = 219,776.35/566.68
  6. Step 6: Final answer
    x = 387.83

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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.