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Finding the Third Proportional to 74,110 and 159,884

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Solution

The third proportional to 74,110 and 159,884 is: 344,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,110 : 159,884 = 159,884 : x
  2. Step 2: Convert to fraction form
    74,110/159,884 = 159,884/x
  3. Step 3: Cross multiply
    74,110x = 159,884 × 159,884
  4. Step 4: Simplify right side
    74,110x = 25,562,893,456
  5. Step 5: Solve for x
    x = 25,562,893,456/74,110
  6. Step 6: Final answer
    x = 344,931.77

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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.