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Finding the Third Proportional to 47,247 and 102,282

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Solution

The third proportional to 47,247 and 102,282 is: 221,423.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,247 : 102,282 = 102,282 : x
  2. Step 2: Convert to fraction form
    47,247/102,282 = 102,282/x
  3. Step 3: Cross multiply
    47,247x = 102,282 × 102,282
  4. Step 4: Simplify right side
    47,247x = 10,461,607,524
  5. Step 5: Solve for x
    x = 10,461,607,524/47,247
  6. Step 6: Final answer
    x = 221,423.74

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.