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Finding the Fourth Proportional to 2,863.52, 4,295.49 and 888.89

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Solution

The fourth proportional to 2,863.52, 4,295.49 and 888.89 is: 1,333.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.52 : 4,295.49 = 888.89 : x
  2. Step 2: Convert to fraction form
    2,863.52/4,295.49 = 888.89/x
  3. Step 3: Cross multiply
    2,863.52x = 4,295.49 × 888.89
  4. Step 4: Simplify right side
    2,863.52x = 3,818,218.11
  5. Step 5: Solve for x
    x = 3,818,218.11/2,863.52
  6. Step 6: Final answer
    x = 1,333.40

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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.