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Finding the Fourth Proportional to 8,894.31, 13,337.81 and 3,344.69

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Solution

The fourth proportional to 8,894.31, 13,337.81 and 3,344.69 is: 5,015.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.31 : 13,337.81 = 3,344.69 : x
  2. Step 2: Convert to fraction form
    8,894.31/13,337.81 = 3,344.69/x
  3. Step 3: Cross multiply
    8,894.31x = 13,337.81 × 3,344.69
  4. Step 4: Simplify right side
    8,894.31x = 44,610,887.71
  5. Step 5: Solve for x
    x = 44,610,887.71/8,894.31
  6. Step 6: Final answer
    x = 5,015.67

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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.