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Finding the Third Proportional to 9,558 and 19,368

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Solution

The third proportional to 9,558 and 19,368 is: 39,246.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,558 : 19,368 = 19,368 : x
  2. Step 2: Convert to fraction form
    9,558/19,368 = 19,368/x
  3. Step 3: Cross multiply
    9,558x = 19,368 × 19,368
  4. Step 4: Simplify right side
    9,558x = 375,119,424
  5. Step 5: Solve for x
    x = 375,119,424/9,558
  6. Step 6: Final answer
    x = 39,246.64

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.