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Finding the Third Proportional to 10,402 and 22,268

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Solution

The third proportional to 10,402 and 22,268 is: 47,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402 : 22,268 = 22,268 : x
  2. Step 2: Convert to fraction form
    10,402/22,268 = 22,268/x
  3. Step 3: Cross multiply
    10,402x = 22,268 × 22,268
  4. Step 4: Simplify right side
    10,402x = 495,863,824
  5. Step 5: Solve for x
    x = 495,863,824/10,402
  6. Step 6: Final answer
    x = 47,670.05

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.