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Finding the Third Proportional to 133,788 and 178,352

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Solution

The third proportional to 133,788 and 178,352 is: 237,760.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,788 : 178,352 = 178,352 : x
  2. Step 2: Convert to fraction form
    133,788/178,352 = 178,352/x
  3. Step 3: Cross multiply
    133,788x = 178,352 × 178,352
  4. Step 4: Simplify right side
    133,788x = 31,809,435,904
  5. Step 5: Solve for x
    x = 31,809,435,904/133,788
  6. Step 6: Final answer
    x = 237,760.01

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.