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Finding the Fourth Proportional to 968.34, 1,452.67 and 351.93

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Solution

The fourth proportional to 968.34, 1,452.67 and 351.93 is: 527.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    968.34 : 1,452.67 = 351.93 : x
  2. Step 2: Convert to fraction form
    968.34/1,452.67 = 351.93/x
  3. Step 3: Cross multiply
    968.34x = 1,452.67 × 351.93
  4. Step 4: Simplify right side
    968.34x = 511,242.72
  5. Step 5: Solve for x
    x = 511,242.72/968.34
  6. Step 6: Final answer
    x = 527.96

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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.