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Finding the Third Proportional to 134,130 and 198,876

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Solution

The third proportional to 134,130 and 198,876 is: 294,875.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,130 : 198,876 = 198,876 : x
  2. Step 2: Convert to fraction form
    134,130/198,876 = 198,876/x
  3. Step 3: Cross multiply
    134,130x = 198,876 × 198,876
  4. Step 4: Simplify right side
    134,130x = 39,551,663,376
  5. Step 5: Solve for x
    x = 39,551,663,376/134,130
  6. Step 6: Final answer
    x = 294,875.59

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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.