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Finding the Third Proportional to 314,704 and 474,667

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Solution

The third proportional to 314,704 and 474,667 is: 715,938.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,704 : 474,667 = 474,667 : x
  2. Step 2: Convert to fraction form
    314,704/474,667 = 474,667/x
  3. Step 3: Cross multiply
    314,704x = 474,667 × 474,667
  4. Step 4: Simplify right side
    314,704x = 225,308,760,889
  5. Step 5: Solve for x
    x = 225,308,760,889/314,704
  6. Step 6: Final answer
    x = 715,938.66

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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.