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Finding the Fourth Proportional to 2,846.52, 4,269.92 and 898.57

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Solution

The fourth proportional to 2,846.52, 4,269.92 and 898.57 is: 1,347.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.52 : 4,269.92 = 898.57 : x
  2. Step 2: Convert to fraction form
    2,846.52/4,269.92 = 898.57/x
  3. Step 3: Cross multiply
    2,846.52x = 4,269.92 × 898.57
  4. Step 4: Simplify right side
    2,846.52x = 3,836,822.01
  5. Step 5: Solve for x
    x = 3,836,822.01/2,846.52
  6. Step 6: Final answer
    x = 1,347.90

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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.