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Finding the Third Proportional to 162,706 and 352,783

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Solution

The third proportional to 162,706 and 352,783 is: 764,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,706 : 352,783 = 352,783 : x
  2. Step 2: Convert to fraction form
    162,706/352,783 = 352,783/x
  3. Step 3: Cross multiply
    162,706x = 352,783 × 352,783
  4. Step 4: Simplify right side
    162,706x = 124,455,845,089
  5. Step 5: Solve for x
    x = 124,455,845,089/162,706
  6. Step 6: Final answer
    x = 764,912.45

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.