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Finding the Fourth Proportional to 588.24, 882.40 and 198.12

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Solution

The fourth proportional to 588.24, 882.40 and 198.12 is: 297.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.24 : 882.40 = 198.12 : x
  2. Step 2: Convert to fraction form
    588.24/882.40 = 198.12/x
  3. Step 3: Cross multiply
    588.24x = 882.40 × 198.12
  4. Step 4: Simplify right side
    588.24x = 174,821.09
  5. Step 5: Solve for x
    x = 174,821.09/588.24
  6. Step 6: Final answer
    x = 297.19

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1.5x scale

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.