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Finding the Third Proportional to 6,426 and 9,450

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Solution

The third proportional to 6,426 and 9,450 is: 13,897.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426 : 9,450 = 9,450 : x
  2. Step 2: Convert to fraction form
    6,426/9,450 = 9,450/x
  3. Step 3: Cross multiply
    6,426x = 9,450 × 9,450
  4. Step 4: Simplify right side
    6,426x = 89,302,500
  5. Step 5: Solve for x
    x = 89,302,500/6,426
  6. Step 6: Final answer
    x = 13,897.06

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.