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Finding the Fourth Proportional to 882.28, 1,323.24 and 591.58

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Solution

The fourth proportional to 882.28, 1,323.24 and 591.58 is: 887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.28 : 1,323.24 = 591.58 : x
  2. Step 2: Convert to fraction form
    882.28/1,323.24 = 591.58/x
  3. Step 3: Cross multiply
    882.28x = 1,323.24 × 591.58
  4. Step 4: Simplify right side
    882.28x = 782,802.32
  5. Step 5: Solve for x
    x = 782,802.32/882.28
  6. Step 6: Final answer
    x = 887.25

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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.