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Finding the Fourth Proportional to 11,334.63, 17,001.90 and 4,313.00

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Solution

The fourth proportional to 11,334.63, 17,001.90 and 4,313.00 is: 6,469.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,334.63 : 17,001.90 = 4,313.00 : x
  2. Step 2: Convert to fraction form
    11,334.63/17,001.90 = 4,313.00/x
  3. Step 3: Cross multiply
    11,334.63x = 17,001.90 × 4,313.00
  4. Step 4: Simplify right side
    11,334.63x = 73,329,141.57
  5. Step 5: Solve for x
    x = 73,329,141.57/11,334.63
  6. Step 6: Final answer
    x = 6,469.48

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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.