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Finding the Fourth Proportional to 1,504.52, 2,076.34 and 883.64

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Solution

The fourth proportional to 1,504.52, 2,076.34 and 883.64 is: 1,219.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.52 : 2,076.34 = 883.64 : x
  2. Step 2: Convert to fraction form
    1,504.52/2,076.34 = 883.64/x
  3. Step 3: Cross multiply
    1,504.52x = 2,076.34 × 883.64
  4. Step 4: Simplify right side
    1,504.52x = 1,834,737.08
  5. Step 5: Solve for x
    x = 1,834,737.08/1,504.52
  6. Step 6: Final answer
    x = 1,219.48

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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.