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Finding the Third Proportional to 6,306 and 13,438.50

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Solution

The third proportional to 6,306 and 13,438.50 is: 28,638.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306 : 13,438.50 = 13,438.50 : x
  2. Step 2: Convert to fraction form
    6,306/13,438.50 = 13,438.50/x
  3. Step 3: Cross multiply
    6,306x = 13,438.50 × 13,438.50
  4. Step 4: Simplify right side
    6,306x = 180,593,282.25
  5. Step 5: Solve for x
    x = 180,593,282.25/6,306
  6. Step 6: Final answer
    x = 28,638.33

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.