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Finding the Third Proportional to 168,246 and 358,956

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Solution

The third proportional to 168,246 and 358,956 is: 765,839.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,246 : 358,956 = 358,956 : x
  2. Step 2: Convert to fraction form
    168,246/358,956 = 358,956/x
  3. Step 3: Cross multiply
    168,246x = 358,956 × 358,956
  4. Step 4: Simplify right side
    168,246x = 128,849,409,936
  5. Step 5: Solve for x
    x = 128,849,409,936/168,246
  6. Step 6: Final answer
    x = 765,839.37

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.