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Finding the Fourth Proportional to 1,024.52, 1,414.50 and 675.41

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Solution

The fourth proportional to 1,024.52, 1,414.50 and 675.41 is: 932.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.52 : 1,414.50 = 675.41 : x
  2. Step 2: Convert to fraction form
    1,024.52/1,414.50 = 675.41/x
  3. Step 3: Cross multiply
    1,024.52x = 1,414.50 × 675.41
  4. Step 4: Simplify right side
    1,024.52x = 955,357.84
  5. Step 5: Solve for x
    x = 955,357.84/1,024.52
  6. Step 6: Final answer
    x = 932.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.