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Finding the Third Proportional to 73,202 and 159,789

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Solution

The third proportional to 73,202 and 159,789 is: 348,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,202 : 159,789 = 159,789 : x
  2. Step 2: Convert to fraction form
    73,202/159,789 = 159,789/x
  3. Step 3: Cross multiply
    73,202x = 159,789 × 159,789
  4. Step 4: Simplify right side
    73,202x = 25,532,524,521
  5. Step 5: Solve for x
    x = 25,532,524,521/73,202
  6. Step 6: Final answer
    x = 348,795.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.