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Finding the Third Proportional to 132,564 and 196,272

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Solution

The third proportional to 132,564 and 196,272 is: 290,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,564 : 196,272 = 196,272 : x
  2. Step 2: Convert to fraction form
    132,564/196,272 = 196,272/x
  3. Step 3: Cross multiply
    132,564x = 196,272 × 196,272
  4. Step 4: Simplify right side
    132,564x = 38,522,697,984
  5. Step 5: Solve for x
    x = 38,522,697,984/132,564
  6. Step 6: Final answer
    x = 290,596.98

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.