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Finding the Third Proportional to 327,618 and 493,735

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Solution

The third proportional to 327,618 and 493,735 is: 744,080.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,618 : 493,735 = 493,735 : x
  2. Step 2: Convert to fraction form
    327,618/493,735 = 493,735/x
  3. Step 3: Cross multiply
    327,618x = 493,735 × 493,735
  4. Step 4: Simplify right side
    327,618x = 243,774,250,225
  5. Step 5: Solve for x
    x = 243,774,250,225/327,618
  6. Step 6: Final answer
    x = 744,080.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.