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Finding the Fourth Proportional to 589.44, 883.28 and 575.52

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Solution

The fourth proportional to 589.44, 883.28 and 575.52 is: 862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.44 : 883.28 = 575.52 : x
  2. Step 2: Convert to fraction form
    589.44/883.28 = 575.52/x
  3. Step 3: Cross multiply
    589.44x = 883.28 × 575.52
  4. Step 4: Simplify right side
    589.44x = 508,345.31
  5. Step 5: Solve for x
    x = 508,345.31/589.44
  6. Step 6: Final answer
    x = 862.42

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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.