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Finding the Third Proportional to 9,438.25 and 14,994.38

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Solution

The third proportional to 9,438.25 and 14,994.38 is: 23,821.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.25 : 14,994.38 = 14,994.38 : x
  2. Step 2: Convert to fraction form
    9,438.25/14,994.38 = 14,994.38/x
  3. Step 3: Cross multiply
    9,438.25x = 14,994.38 × 14,994.38
  4. Step 4: Simplify right side
    9,438.25x = 224,831,281.64
  5. Step 5: Solve for x
    x = 224,831,281.64/9,438.25
  6. Step 6: Final answer
    x = 23,821.29

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.