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Finding the Fourth Proportional to 1,512.76, 2,267.94 and 588.28

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Solution

The fourth proportional to 1,512.76, 2,267.94 and 588.28 is: 881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512.76 : 2,267.94 = 588.28 : x
  2. Step 2: Convert to fraction form
    1,512.76/2,267.94 = 588.28/x
  3. Step 3: Cross multiply
    1,512.76x = 2,267.94 × 588.28
  4. Step 4: Simplify right side
    1,512.76x = 1,334,183.74
  5. Step 5: Solve for x
    x = 1,334,183.74/1,512.76
  6. Step 6: Final answer
    x = 881.95

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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.