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Finding the Fourth Proportional to 1,414.27, 1,951.88 and 793.39

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Solution

The fourth proportional to 1,414.27, 1,951.88 and 793.39 is: 1,094.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.27 : 1,951.88 = 793.39 : x
  2. Step 2: Convert to fraction form
    1,414.27/1,951.88 = 793.39/x
  3. Step 3: Cross multiply
    1,414.27x = 1,951.88 × 793.39
  4. Step 4: Simplify right side
    1,414.27x = 1,548,598.11
  5. Step 5: Solve for x
    x = 1,548,598.11/1,414.27
  6. Step 6: Final answer
    x = 1,094.98

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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.