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Finding the Fourth Proportional to 1,054.52, 1,581.96 and 567.44

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Solution

The fourth proportional to 1,054.52, 1,581.96 and 567.44 is: 851.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054.52 : 1,581.96 = 567.44 : x
  2. Step 2: Convert to fraction form
    1,054.52/1,581.96 = 567.44/x
  3. Step 3: Cross multiply
    1,054.52x = 1,581.96 × 567.44
  4. Step 4: Simplify right side
    1,054.52x = 897,667.38
  5. Step 5: Solve for x
    x = 897,667.38/1,054.52
  6. Step 6: Final answer
    x = 851.26

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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.