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Finding the Third Proportional to 63,217 and 134,481

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Solution

The third proportional to 63,217 and 134,481 is: 286,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,217 : 134,481 = 134,481 : x
  2. Step 2: Convert to fraction form
    63,217/134,481 = 134,481/x
  3. Step 3: Cross multiply
    63,217x = 134,481 × 134,481
  4. Step 4: Simplify right side
    63,217x = 18,085,139,361
  5. Step 5: Solve for x
    x = 18,085,139,361/63,217
  6. Step 6: Final answer
    x = 286,080.32

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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.