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Finding the Third Proportional to 64,302 and 139,296

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Solution

The third proportional to 64,302 and 139,296 is: 301,753.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,302 : 139,296 = 139,296 : x
  2. Step 2: Convert to fraction form
    64,302/139,296 = 139,296/x
  3. Step 3: Cross multiply
    64,302x = 139,296 × 139,296
  4. Step 4: Simplify right side
    64,302x = 19,403,375,616
  5. Step 5: Solve for x
    x = 19,403,375,616/64,302
  6. Step 6: Final answer
    x = 301,753.84

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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.