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Finding the Third Proportional to 341,928 and 744,059

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Solution

The third proportional to 341,928 and 744,059 is: 1,619,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,928 : 744,059 = 744,059 : x
  2. Step 2: Convert to fraction form
    341,928/744,059 = 744,059/x
  3. Step 3: Cross multiply
    341,928x = 744,059 × 744,059
  4. Step 4: Simplify right side
    341,928x = 553,623,795,481
  5. Step 5: Solve for x
    x = 553,623,795,481/341,928
  6. Step 6: Final answer
    x = 1,619,123.90

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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.