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Finding the Third Proportional to 47,358 and 109,350

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Solution

The third proportional to 47,358 and 109,350 is: 252,490.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,358 : 109,350 = 109,350 : x
  2. Step 2: Convert to fraction form
    47,358/109,350 = 109,350/x
  3. Step 3: Cross multiply
    47,358x = 109,350 × 109,350
  4. Step 4: Simplify right side
    47,358x = 11,957,422,500
  5. Step 5: Solve for x
    x = 11,957,422,500/47,358
  6. Step 6: Final answer
    x = 252,490.02

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.