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Finding the Third Proportional to 64,962 and 139,594

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Solution

The third proportional to 64,962 and 139,594 is: 299,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,962 : 139,594 = 139,594 : x
  2. Step 2: Convert to fraction form
    64,962/139,594 = 139,594/x
  3. Step 3: Cross multiply
    64,962x = 139,594 × 139,594
  4. Step 4: Simplify right side
    64,962x = 19,486,484,836
  5. Step 5: Solve for x
    x = 19,486,484,836/64,962
  6. Step 6: Final answer
    x = 299,967.44

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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.