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Finding the Fourth Proportional to 8,846.34, 13,274.40 and 3,651

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Solution

The fourth proportional to 8,846.34, 13,274.40 and 3,651 is: 5,478.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846.34 : 13,274.40 = 3,651 : x
  2. Step 2: Convert to fraction form
    8,846.34/13,274.40 = 3,651/x
  3. Step 3: Cross multiply
    8,846.34x = 13,274.40 × 3,651
  4. Step 4: Simplify right side
    8,846.34x = 48,464,834.40
  5. Step 5: Solve for x
    x = 48,464,834.40/8,846.34
  6. Step 6: Final answer
    x = 5,478.52

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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.