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Finding the Fourth Proportional to 1,033.60, 1,552.52 and 623.52

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Solution

The fourth proportional to 1,033.60, 1,552.52 and 623.52 is: 936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.60 : 1,552.52 = 623.52 : x
  2. Step 2: Convert to fraction form
    1,033.60/1,552.52 = 623.52/x
  3. Step 3: Cross multiply
    1,033.60x = 1,552.52 × 623.52
  4. Step 4: Simplify right side
    1,033.60x = 968,027.27
  5. Step 5: Solve for x
    x = 968,027.27/1,033.60
  6. Step 6: Final answer
    x = 936.56

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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.