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Finding the Fourth Proportional to 633.18, 948.42 and 590.46

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Solution

The fourth proportional to 633.18, 948.42 and 590.46 is: 884.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.18 : 948.42 = 590.46 : x
  2. Step 2: Convert to fraction form
    633.18/948.42 = 590.46/x
  3. Step 3: Cross multiply
    633.18x = 948.42 × 590.46
  4. Step 4: Simplify right side
    633.18x = 560,004.07
  5. Step 5: Solve for x
    x = 560,004.07/633.18
  6. Step 6: Final answer
    x = 884.43

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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.