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Finding the Third Proportional to 14,008 and 19,808

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Solution

The third proportional to 14,008 and 19,808 is: 28,009.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008 : 19,808 = 19,808 : x
  2. Step 2: Convert to fraction form
    14,008/19,808 = 19,808/x
  3. Step 3: Cross multiply
    14,008x = 19,808 × 19,808
  4. Step 4: Simplify right side
    14,008x = 392,356,864
  5. Step 5: Solve for x
    x = 392,356,864/14,008
  6. Step 6: Final answer
    x = 28,009.48

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.