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Finding the Fourth Proportional to 968.56, 1,451.96 and 598.60

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Solution

The fourth proportional to 968.56, 1,451.96 and 598.60 is: 897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    968.56 : 1,451.96 = 598.60 : x
  2. Step 2: Convert to fraction form
    968.56/1,451.96 = 598.60/x
  3. Step 3: Cross multiply
    968.56x = 1,451.96 × 598.60
  4. Step 4: Simplify right side
    968.56x = 869,143.26
  5. Step 5: Solve for x
    x = 869,143.26/968.56
  6. Step 6: Final answer
    x = 897.36

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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.