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Finding the Fourth Proportional to 566.68, 782.08 and 333.80

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Solution

The fourth proportional to 566.68, 782.08 and 333.80 is: 460.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.68 : 782.08 = 333.80 : x
  2. Step 2: Convert to fraction form
    566.68/782.08 = 333.80/x
  3. Step 3: Cross multiply
    566.68x = 782.08 × 333.80
  4. Step 4: Simplify right side
    566.68x = 261,058.30
  5. Step 5: Solve for x
    x = 261,058.30/566.68
  6. Step 6: Final answer
    x = 460.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.