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Finding the Third Proportional to 178,599 and 242,553

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Solution

The third proportional to 178,599 and 242,553 is: 329,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,599 : 242,553 = 242,553 : x
  2. Step 2: Convert to fraction form
    178,599/242,553 = 242,553/x
  3. Step 3: Cross multiply
    178,599x = 242,553 × 242,553
  4. Step 4: Simplify right side
    178,599x = 58,831,957,809
  5. Step 5: Solve for x
    x = 58,831,957,809/178,599
  6. Step 6: Final answer
    x = 329,408.10

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.