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Finding the Fourth Proportional to 8,996.71, 13,495.22 and 3,450.37

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Solution

The fourth proportional to 8,996.71, 13,495.22 and 3,450.37 is: 5,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.71 : 13,495.22 = 3,450.37 : x
  2. Step 2: Convert to fraction form
    8,996.71/13,495.22 = 3,450.37/x
  3. Step 3: Cross multiply
    8,996.71x = 13,495.22 × 3,450.37
  4. Step 4: Simplify right side
    8,996.71x = 46,563,502.23
  5. Step 5: Solve for x
    x = 46,563,502.23/8,996.71
  6. Step 6: Final answer
    x = 5,175.61

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1.5x scale

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.