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Finding the Third Proportional to 64,757 and 98,480

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Solution

The third proportional to 64,757 and 98,480 is: 149,764.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,757 : 98,480 = 98,480 : x
  2. Step 2: Convert to fraction form
    64,757/98,480 = 98,480/x
  3. Step 3: Cross multiply
    64,757x = 98,480 × 98,480
  4. Step 4: Simplify right side
    64,757x = 9,698,310,400
  5. Step 5: Solve for x
    x = 9,698,310,400/64,757
  6. Step 6: Final answer
    x = 149,764.66

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.