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Finding the Fourth Proportional to 968.59, 1,452.24 and 505.81

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Solution

The fourth proportional to 968.59, 1,452.24 and 505.81 is: 758.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    968.59 : 1,452.24 = 505.81 : x
  2. Step 2: Convert to fraction form
    968.59/1,452.24 = 505.81/x
  3. Step 3: Cross multiply
    968.59x = 1,452.24 × 505.81
  4. Step 4: Simplify right side
    968.59x = 734,557.51
  5. Step 5: Solve for x
    x = 734,557.51/968.59
  6. Step 6: Final answer
    x = 758.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.