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Finding the Third Proportional to 168,309 and 362,862

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Solution

The third proportional to 168,309 and 362,862 is: 782,304.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,309 : 362,862 = 362,862 : x
  2. Step 2: Convert to fraction form
    168,309/362,862 = 362,862/x
  3. Step 3: Cross multiply
    168,309x = 362,862 × 362,862
  4. Step 4: Simplify right side
    168,309x = 131,668,831,044
  5. Step 5: Solve for x
    x = 131,668,831,044/168,309
  6. Step 6: Final answer
    x = 782,304.16

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.