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Finding the Third Proportional to 133,028 and 195,654

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Solution

The third proportional to 133,028 and 195,654 is: 287,762.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,028 : 195,654 = 195,654 : x
  2. Step 2: Convert to fraction form
    133,028/195,654 = 195,654/x
  3. Step 3: Cross multiply
    133,028x = 195,654 × 195,654
  4. Step 4: Simplify right side
    133,028x = 38,280,487,716
  5. Step 5: Solve for x
    x = 38,280,487,716/133,028
  6. Step 6: Final answer
    x = 287,762.63

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.