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Finding the Third Proportional to 62,229 and 136,553

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Solution

The third proportional to 62,229 and 136,553 is: 299,646.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,229 : 136,553 = 136,553 : x
  2. Step 2: Convert to fraction form
    62,229/136,553 = 136,553/x
  3. Step 3: Cross multiply
    62,229x = 136,553 × 136,553
  4. Step 4: Simplify right side
    62,229x = 18,646,721,809
  5. Step 5: Solve for x
    x = 18,646,721,809/62,229
  6. Step 6: Final answer
    x = 299,646.82

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.