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Finding the Fourth Proportional to 4,286.98, 5,916.03 and 2,423.98

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Solution

The fourth proportional to 4,286.98, 5,916.03 and 2,423.98 is: 3,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.98 : 5,916.03 = 2,423.98 : x
  2. Step 2: Convert to fraction form
    4,286.98/5,916.03 = 2,423.98/x
  3. Step 3: Cross multiply
    4,286.98x = 5,916.03 × 2,423.98
  4. Step 4: Simplify right side
    4,286.98x = 14,340,338.40
  5. Step 5: Solve for x
    x = 14,340,338.40/4,286.98
  6. Step 6: Final answer
    x = 3,345.09

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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.