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Finding the Fourth Proportional to 563.30, 844.99 and 197.98

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Solution

The fourth proportional to 563.30, 844.99 and 197.98 is: 296.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.30 : 844.99 = 197.98 : x
  2. Step 2: Convert to fraction form
    563.30/844.99 = 197.98/x
  3. Step 3: Cross multiply
    563.30x = 844.99 × 197.98
  4. Step 4: Simplify right side
    563.30x = 167,291.12
  5. Step 5: Solve for x
    x = 167,291.12/563.30
  6. Step 6: Final answer
    x = 296.98

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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.