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Finding the Third Proportional to 84,526 and 178,484

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Solution

The third proportional to 84,526 and 178,484 is: 376,884.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,526 : 178,484 = 178,484 : x
  2. Step 2: Convert to fraction form
    84,526/178,484 = 178,484/x
  3. Step 3: Cross multiply
    84,526x = 178,484 × 178,484
  4. Step 4: Simplify right side
    84,526x = 31,856,538,256
  5. Step 5: Solve for x
    x = 31,856,538,256/84,526
  6. Step 6: Final answer
    x = 376,884.49

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.