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Finding the Third Proportional to 78,180 and 184,363

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Solution

The third proportional to 78,180 and 184,363 is: 434,762.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,180 : 184,363 = 184,363 : x
  2. Step 2: Convert to fraction form
    78,180/184,363 = 184,363/x
  3. Step 3: Cross multiply
    78,180x = 184,363 × 184,363
  4. Step 4: Simplify right side
    78,180x = 33,989,715,769
  5. Step 5: Solve for x
    x = 33,989,715,769/78,180
  6. Step 6: Final answer
    x = 434,762.29

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.