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Finding the Third Proportional to 136,832 and 294,038

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Solution

The third proportional to 136,832 and 294,038 is: 631,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,832 : 294,038 = 294,038 : x
  2. Step 2: Convert to fraction form
    136,832/294,038 = 294,038/x
  3. Step 3: Cross multiply
    136,832x = 294,038 × 294,038
  4. Step 4: Simplify right side
    136,832x = 86,458,345,444
  5. Step 5: Solve for x
    x = 86,458,345,444/136,832
  6. Step 6: Final answer
    x = 631,857.65

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.