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Finding the Third Proportional to 13,439.04 and 18,801.18

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Solution

The third proportional to 13,439.04 and 18,801.18 is: 26,302.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439.04 : 18,801.18 = 18,801.18 : x
  2. Step 2: Convert to fraction form
    13,439.04/18,801.18 = 18,801.18/x
  3. Step 3: Cross multiply
    13,439.04x = 18,801.18 × 18,801.18
  4. Step 4: Simplify right side
    13,439.04x = 353,484,210.76
  5. Step 5: Solve for x
    x = 353,484,210.76/13,439.04
  6. Step 6: Final answer
    x = 26,302.79

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.