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Finding the Fourth Proportional to 566.56, 849.93 and 258.41

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Solution

The fourth proportional to 566.56, 849.93 and 258.41 is: 387.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.56 : 849.93 = 258.41 : x
  2. Step 2: Convert to fraction form
    566.56/849.93 = 258.41/x
  3. Step 3: Cross multiply
    566.56x = 849.93 × 258.41
  4. Step 4: Simplify right side
    566.56x = 219,633.51
  5. Step 5: Solve for x
    x = 219,633.51/566.56
  6. Step 6: Final answer
    x = 387.66

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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.