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Finding the Fourth Proportional to 1,352.32, 2,027.44 and 474.33

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Solution

The fourth proportional to 1,352.32, 2,027.44 and 474.33 is: 711.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.32 : 2,027.44 = 474.33 : x
  2. Step 2: Convert to fraction form
    1,352.32/2,027.44 = 474.33/x
  3. Step 3: Cross multiply
    1,352.32x = 2,027.44 × 474.33
  4. Step 4: Simplify right side
    1,352.32x = 961,675.62
  5. Step 5: Solve for x
    x = 961,675.62/1,352.32
  6. Step 6: Final answer
    x = 711.13

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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.