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Finding the Third Proportional to 9,438 and 14,943

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Solution

The third proportional to 9,438 and 14,943 is: 23,658.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438 : 14,943 = 14,943 : x
  2. Step 2: Convert to fraction form
    9,438/14,943 = 14,943/x
  3. Step 3: Cross multiply
    9,438x = 14,943 × 14,943
  4. Step 4: Simplify right side
    9,438x = 223,293,249
  5. Step 5: Solve for x
    x = 223,293,249/9,438
  6. Step 6: Final answer
    x = 23,658.96

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.