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Finding the Third Proportional to 184,568 and 402,486

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Solution

The third proportional to 184,568 and 402,486 is: 877,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,568 : 402,486 = 402,486 : x
  2. Step 2: Convert to fraction form
    184,568/402,486 = 402,486/x
  3. Step 3: Cross multiply
    184,568x = 402,486 × 402,486
  4. Step 4: Simplify right side
    184,568x = 161,994,980,196
  5. Step 5: Solve for x
    x = 161,994,980,196/184,568
  6. Step 6: Final answer
    x = 877,698.09

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.