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Finding the Fourth Proportional to 884.89, 1,327.29 and 500.95

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Solution

The fourth proportional to 884.89, 1,327.29 and 500.95 is: 751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    884.89 : 1,327.29 = 500.95 : x
  2. Step 2: Convert to fraction form
    884.89/1,327.29 = 500.95/x
  3. Step 3: Cross multiply
    884.89x = 1,327.29 × 500.95
  4. Step 4: Simplify right side
    884.89x = 664,905.93
  5. Step 5: Solve for x
    x = 664,905.93/884.89
  6. Step 6: Final answer
    x = 751.40

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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.